Key findings
- Only 1 of the 221 products is rated supportive; 101 (46%) are rated insufficient and the rest mostly mixed.
- Melatonin multi-ingredient blends (88 products) and hemp seed formulas (38) make up 12 of the 20 most popular products, including the top two.
- Hemp seed formulas sell well (median rank #87), but canine evidence for hemp seed as a calming aid is insufficient — and hemp seed is not the same as CBD.
- Alpha-casozepine is the calming ingredient our review rates most favorably (supportive, though modest and context-specific), yet just 2 products are built around it, and 1 of them uses it as the only active.
Compare all 221 products side by side →What matters when choosing
How we compared popularity and evidence
We looked at 221 dog calming & stress supplements listed on Amazon, using listing data collected in September 2026. For 188 of them there was enough data for a customer popularity rank: a relative rank within this comparison built from recent purchases (45%), review volume (35%) and star rating (20%). It is not Amazon's Best Sellers Rank, and it says nothing about whether a product works.
Separately, each product has a scientific evidence status from our review of canine research on its listed ingredients or formula type — done independently of popularity and of seller claims. The status describes the ingredients, not the exact product: no product here has been tested as sold.
The 20 most popular products
| Rank | Product | Main ingredients / formula | Evidence |
|---|---|---|---|
| #1 | Zesty Paws Calming Chews for Dogs - Dog Calming Supplement, PB, 90 Ct | Hemp seed formulas | Insufficient |
| #2 | Charlie & Buddy Hemp Оil for Dogs Cats - Helps Pets with Аnxiеty, Pаin, Strеss, Slееp, Аrthritis, Sеizures Rеlief - Нiр Jоint Hеalth - Cаlming Trеats | Hemp seed formulas | Insufficient |
| #3 | YUMA'S — Advanced Calming Chews for Dogs - Hemp Dog Calming Chews Anxiety Relief | Melatonin multi-ingredient blends | Mixed |
| #4 | Billion Pets - Hemp Oil for Dogs and Cats - Helps with Anxiety, Pain, Stress, Sleep, Arthritis, Seizures Relief - Hip and Joint Support - Calming Drops | Hemp seed formulas | Insufficient |
| #5 | Pro Plan Veterinary Diets — Purina Pro Plan Veterinary Supplements Calming Care Dog Supplement, 30 ct | Probiotic (gut–brain) blends | Insufficient |
| #6 | WOOF Pupsicle Refill Pops for Calming - Long-Lasting Refills for The Pupsicle Toy to Promote Calm - Calming Dog Treats - Magnesium for Dogs- Large Pops - 7 Count | L-theanine + tryptophan + herbal blends | Mixed |
| #7 | YUMA'S — Hemp Calming Chews for Dogs - 240 Treats - Advanced Dog Calming Chews | Melatonin multi-ingredient blends | Mixed |
| #8 | NaturVet Quiet Moments Calming Plus Hemp Dog Supplement - 180 Soft Chews | Melatonin multi-ingredient blends | Mixed |
| #9 | Rescue Remedy Pet Dropper - 10mL - Stress & Tension Support for Dogs & Cats with Bach Natural Flower Essences - Sedative-Free, Homeopathic Liquid Formula - For All Breeds, Ages & Weights | Flower essence / homeopathic | Insufficient |
| #10 | Native Pet Calming Chews for Dogs - Promotes Calming Effect, Supports Emotional Balance & Reduces Hyperactivity - Hemp Seed, Melatonin for Dogs, L-Theanine & Casein - Air-Dried 30 Chews | Probiotic (gut–brain) blends | Mixed |
| #11 | NaturVet Quiet Moments Calming with Melatonin Dog Supplement - 180 Count | Melatonin multi-ingredient blends | Mixed |
| #12 | VetriScience Calm & Confident Chews for Dogs, Chicken, 120 Count | L-theanine + colostrum blends | Insufficient |
| #13 | Solid Gold Calming Chews for Dogs with Melatonin for Storms & Travel, 120ct | Melatonin multi-ingredient blends | Mixed |
| #14 | WOOF Pupsicle Refill Pops for Calming - Long-Lasting Refills for the Pupsicle Toy to Promote Calm - Calming Dog Treats - Magnesium for Dogs- Small Pops - 10 Count | L-theanine + tryptophan + herbal blends | Mixed |
| #15 | Zesty Paws OraStix Dog Calming Dental Sticks - Peppermint, 25 oz | Melatonin multi-ingredient blends | Mixed |
| #16 | Bocce's Bakery Sweet Dreams Soft & Chewy Dog Treats, Banana & Honey (6 oz) | Herbal calming blends | Insufficient |
| #17 | NaturVet Quiet Moments Calming with Melatonin Dog Supplement - 70 Count | Melatonin multi-ingredient blends | Mixed |
| #18 | BARK&SPARK Hemp Dog Calming Chews - Stress, Travel, Anxiety Relief Treats | Melatonin multi-ingredient blends | Mixed |
| #19 | AIQIUSHA — Oil for Dogs & Cats 60ML,Pet Oil for Pain,Skin,Arthritis Pain,Pain Relief,Calming,Omega 3,6,9 for Dog Emotions,Barking & Dog Joints,Supports & Maintains Healthy Joints (1 Pack, Blue) | Hemp seed formulas | Insufficient |
| #20 | PREMIUM CARE — Calming Chews for Dogs - Dog Calming Treats for Anxiety Relief 120 Count | L-theanine + tryptophan + herbal blends | Mixed |
Popularity vs evidence, ingredient by ingredient
How often each ingredient or formula type appears, how popular those products are, and what the canine evidence for that ingredient shows. A lower median rank means more popular.
| Ingredient / formula | Products | In top 20 | In top 50 | Median rank | Canine evidence |
|---|---|---|---|---|---|
| Melatonin multi-ingredient blends | 88 | 8 | 17 | #108 | Mixed |
| Hemp seed formulas | 38 | 4 | 12 | #87 | Insufficient |
| Probiotic (gut–brain) blends | 18 | 2 | 2 | #125 | Insufficient |
| Ashwagandha blends | 14 | 0 | 2 | #139 | Insufficient |
| L-theanine + tryptophan + herbal blends | 11 | 3 | 4 | #101 | Mixed |
| L-theanine + colostrum blends | 10 | 1 | 4 | #71.5 | Insufficient |
| Flower essence / homeopathic | 9 | 1 | 1 | #95.5 | Insufficient |
| Herbal calming blends | 8 | 1 | 2 | #82.5 | Insufficient |
| Melatonin-focused | 7 | 0 | 3 | #64 | Insufficient |
| L-theanine + magnolia blends | 7 | 0 | 1 | #97.5 | Insufficient |
| L-theanine-focused | 6 | 0 | 1 | #99.5 | Insufficient |
| Other unverified formulas | 2 | 0 | 0 | #160 | Needs verification |
| Alpha-casozepine (milk protein) | 2 | 0 | 1 | #108 | Supportive |
| GABA blends | 1 | 0 | 0 | — | Needs verification |
Why the best sellers are hemp and melatonin blends
"Calming chews" are easy to buy and easy to give, and hemp has strong name recognition. But hemp seed and hemp seed oil contain little or no CBD; their evidence as a calming aid in dogs is insufficient. CBD itself is a different ingredient with its own, still limited, research. See Hemp seed vs CBD for dogs.
Melatonin appears in 88 multi-ingredient blends, yet there is no controlled canine evidence that melatonin calms anxious dogs; a placebo-controlled study in shelter dogs found no clear effect.
The ingredient with the most favorable evidence in our review, alpha-casozepine, shows modest, context-specific effects — for example fewer fear-related postures during veterinary visits. It is a niche on the shelf: 2 products. See Alpha-casozepine for dogs.
What supplements cannot do for anxiety
Fear and anxiety in dogs usually respond best to a behavior plan: managing triggers, gradual desensitization and, for moderate to severe cases, prescription medication from a veterinarian. Supplements, at best, play a supporting role.
What this means when you choose
- Sudden changes in behavior can have a medical cause such as pain. Check how your dog is doing and see your vet if it is new or getting worse.
- For separation anxiety or noise phobia, work with your vet or a qualified behavior professional; a chew alone rarely solves it.
- If you try a supplement, pick one with a single, named active and a stated amount, rather than a long blend.
- Never give human melatonin gummies to dogs — some contain xylitol, which is toxic to dogs.
All 221 products, grouped by evidence status
Every product in the comparison, sorted by popularity within each group. Open the comparison table to filter by ingredient, form and price and to see Amazon links.
Supportive 1 products
Supportive canine evidence exists for the formula's main listed ingredients. This does not prove the exact product works.
Product list
- #33Vetoquinol Zylkene, Calming Capsules for Small Dogs & Cats, 120 Capsules — Alpha-casozepine (milk protein)
Mixed 116 products
The listed ingredients have mixed, limited or differing levels of canine evidence.
Show all 116 products rated mixed
- #3YUMA'S — Advanced Calming Chews for Dogs - Hemp Dog Calming Chews Anxiety Relief — Melatonin multi-ingredient blends
- #6WOOF Pupsicle Refill Pops for Calming - Long-Lasting Refills for The Pupsicle Toy to Promote Calm - Calming Dog Treats - Magnesium for Dogs- Large Pops - 7 Count — L-theanine + tryptophan + herbal blends
- #7YUMA'S — Hemp Calming Chews for Dogs - 240 Treats - Advanced Dog Calming Chews — Melatonin multi-ingredient blends
- #8NaturVet Quiet Moments Calming Plus Hemp Dog Supplement - 180 Soft Chews — Melatonin multi-ingredient blends
- #10Native Pet Calming Chews for Dogs - Promotes Calming Effect, Supports Emotional Balance & Reduces Hyperactivity - Hemp Seed, Melatonin for Dogs, L-Theanine & Casein - Air-Dried 30 Chews — Probiotic (gut–brain) blends
- #11NaturVet Quiet Moments Calming with Melatonin Dog Supplement - 180 Count — Melatonin multi-ingredient blends
- #13Solid Gold Calming Chews for Dogs with Melatonin for Storms & Travel, 120ct — Melatonin multi-ingredient blends
- #14WOOF Pupsicle Refill Pops for Calming - Long-Lasting Refills for the Pupsicle Toy to Promote Calm - Calming Dog Treats - Magnesium for Dogs- Small Pops - 10 Count — L-theanine + tryptophan + herbal blends
- #15Zesty Paws OraStix Dog Calming Dental Sticks - Peppermint, 25 oz — Melatonin multi-ingredient blends
- #17NaturVet Quiet Moments Calming with Melatonin Dog Supplement - 70 Count — Melatonin multi-ingredient blends
- #18BARK&SPARK Hemp Dog Calming Chews - Stress, Travel, Anxiety Relief Treats — Melatonin multi-ingredient blends
- #20PREMIUM CARE — Calming Chews for Dogs - Dog Calming Treats for Anxiety Relief 120 Count — L-theanine + tryptophan + herbal blends
- #22Zesty Paws Advanced Calming Chews for Dogs - Melatonin, Turkey, 90 Ct — Melatonin multi-ingredient blends
- #23Zesty Paws Advanced Calming Chews for Dogs - Melatonin, Bacon, 90 Ct — Melatonin multi-ingredient blends
- #26Zesty Paws Vet Strength Calming Chews for Dogs - Dog Calming, 90 Ct — Melatonin multi-ingredient blends
- #27Petsology — Melatonin for Dogs - 170 Dog Melatonin Calming Chews for Small & Large Dogs — Melatonin multi-ingredient blends
- #34TTLXRL — Calming Chews for Dogs 200, Dog Calming Chews Anxiety Relief with Melatonin — Melatonin multi-ingredient blends
- #35Pet Honesty Vet Recommended Dog Calming Chews with Ashwagandha, 90 Count — Melatonin multi-ingredient blends
- #38Greenies Supplements Calming Chews for Dogs, Chicken Flavor, 40 Count — L-theanine-focused
- #39Zesty Paws OraStix Dog Calming Dental Sticks - Peppermint, 12 oz — Melatonin multi-ingredient blends
- #45ThunderBites Calming Chews For Dogs, 60 Count — Melatonin multi-ingredient blends
- #47WOOF Dog Pupsicle Mix - Easy-to-Make DIY Pupsicle Refills - Tasty, Healthy Pupsicle Mix - Wholesome Ingredients - Long-Lasting - Calming Mix — L-theanine + tryptophan + herbal blends
- #49ThunderBites Hemp Calming Chews For Dogs, 60 Count — Melatonin multi-ingredient blends
- #52Pawzitive Pets — Hemp Calming Chews for Dogs - Dog Calming Chews for Anxiety Relief, Stress, Separation, Fireworks, Thunder, Travel, Vet Visits - USA Product - 120 Soft Treats with Melatonin, Chamomile, Passion Flower — Melatonin multi-ingredient blends
- #53NaturVet Quiet Moments Calming with Melatonin Dog Supplement - 240 Count — Melatonin multi-ingredient blends
- #54ThunderBites Calming Chews For Dogs, 180 Count — Melatonin multi-ingredient blends
- #55Native Pet Calming Chews for Dogs - Promotes Calming Effect, Supports Emotional Balance & Reduces Hyperactivity - Hemp Seed, Melatonin for Dogs, L-Theanine & Casein - Air-Dried 120 Chews — Probiotic (gut–brain) blends
- #56Native Pet Calming Chews for Dogs - Promotes Calming Effect, Supports Emotional Balance & Reduces Hyperactivity - Hemp Seed, Melatonin for Dogs, L-Theanine & Casein -Air-Dried 60 Chews — Probiotic (gut–brain) blends
- #57YUMA'S — Hemp Calming Chews for Dogs - 170 Chews - Advanced Dog Calming Chews — Melatonin multi-ingredient blends
- #62NaturVet Quiet Moments Calming with Melatonin Dog Supplement - 65 Ct — Melatonin multi-ingredient blends
- #65Petsology — Hemp Calming Chews for Dogs - 170 Dog Calming Chews - Anxiety Relief Treats — Melatonin multi-ingredient blends
- #68Zesty Paws Calming Chews for Dogs - Hemp for Dogs - Turkey, 90ct — Melatonin multi-ingredient blends
- #71Greenies Supplements Calming Chews for Dogs, Chicken Flavor, 80 Count — L-theanine-focused
- #72NaturVet Quiet Moments Plus Hemp Calming Aid Soft Chews for Dogs, Count of 60, 60 CT — Melatonin multi-ingredient blends
- #73Solid Gold Calming Chews for Dogs with Melatonin for Storms & Travel, 60ct — Melatonin multi-ingredient blends
- #74Zesty Paws Calming Chews for Dogs - Dog Calming Supplement, Chicken 10oz — Melatonin multi-ingredient blends
- #75Vet Promise — Advanced Calming Chews for Dogs - Hemp Dog Calming Chews with Melatonin — Melatonin multi-ingredient blends
- #76YUMA'S — Hemp Calming Chews for Dogs - 170 Treats - Advanced Dog Calming Chews — Melatonin multi-ingredient blends
- #80Vet Treat — Hemp Calming Chews for Dogs – Dog Calming Chews & Anxiety Relief Treats with Melatonin–Stress Relief for Barking, Thunder, Fireworks, Travel & Separation Anxiety–Vet Formulated-Made in USA - 120 Chews — Melatonin multi-ingredient blends
- #81Zesty Paws Calming Chews for Dogs - Dog Calming Supplement, Chicken 20oz — Melatonin multi-ingredient blends
- #83YUMA'S — Melatonin for Dogs - 170 Chews - Melatonin Chews for Small and Large Dogs — Melatonin multi-ingredient blends
- #86Mighty Paw Calming Chews for Dogs with Melatonin, Waggables, 120 Count — Melatonin multi-ingredient blends
- #87Pawfy Calming Chews for Dogs - Anxiety & Stress Relief for Thunder — Melatonin multi-ingredient blends
- #88Nootie — Progility Calming Aid with Melatonin for Dogs, Stress & Situational Support — Probiotic (gut–brain) blends
- #93GNC Pets Essentials Calming Soft Chews for Dogs, Bacon Flavor, 60 Count — Melatonin multi-ingredient blends
- #98GOODGROWLIES — Dog Sleep Aid Melatonin Pills 6mg, Extra Strength 6mg Calming Aid — Melatonin multi-ingredient blends
- #100Finn Calming Aid for Dogs - Melatonin Chews for Stress & Sleep - 90 Ct — Melatonin multi-ingredient blends
- #101Bocce's Bakery Calming Supplement Chews, Banana & Honey Flavor (60 ct) — Melatonin multi-ingredient blends
- #103Carmelie — Hemp Calming Chews for Dogs Anxiety and Stress Relief with Melatonin, 200ct — Melatonin multi-ingredient blends
- #106CHEWIA — Hemp Calming Chews for Dogs Anxiety Relief & Calming Treats with Melatonin — Melatonin multi-ingredient blends
- #107BARK&SPARK Advanced Calming Hemp Treats for Dogs - Hemp Oil + Melatonin - Anxiety Relief - Separation Aid - Stress Relief During Fireworks, Storms, Thunder - Aggressive Behavior, Barking - 120Ct BBQ — Melatonin multi-ingredient blends
- #108Veterinary Formula Smart Vitality Pet Calm Soft Chews for Dogs, 60 Count — L-theanine-focused
- #109ThunderBites Hemp Calming Chews For Dogs, 180 Count — Melatonin multi-ingredient blends
- #110WEYILL — Calming Chews for Dogs 200ct, Dog Calming Chews - Anxiety and Stress Relief Treats Melatonin Bites Sleep Aid for Small/Medium/Large Dogs Calm Dog - Separation, Fireworks, Thunder, Barking - Chicken — Melatonin multi-ingredient blends
- #111OKKÖBI — Calming Chews for Dogs, 200 Count, Hemp Anxiety Relief, Chicken Flavor — Melatonin multi-ingredient blends
- #112Mela-Vet — Melatonin Calming Soft Chews for Dogs – Vet-Formulated Anxiety Relief for Travel, Fireworks & Separation Stress, Helps Reduce Tension & Restlessness, Supports Healthy Skin & Coat – 120 Soft Chews — Melatonin multi-ingredient blends
- #113Elypuff — Calming Chews for Dogs - 180ct Dog Calming Chews Anxiety and Stress Relief — Melatonin multi-ingredient blends
- #115POPPAW — Melatonin for Dogs - Dog Calming Chews for Sleep & Emotional Support — Melatonin multi-ingredient blends
- #116BARK&SPARK — Dog Melatonin - Calming Sleep Aid Chews for Anxiety Relief, Relaxation — Melatonin multi-ingredient blends
- #117PetNC Natural Care — PetNC Calming Aid Soft Chews for Dogs, Chamomile & Melatonin, 120 Count — Melatonin multi-ingredient blends
- #118ATOANY — Hemp Calming Chews for Dogs 150 Count (11.6 oz), Dog Calming Treats, Helps with Dog Anxiety, Separation, Barking, Stress Relief, Melatonin for Dogs, Sleep Calming Aid, for All Breeds & Sizes — Melatonin multi-ingredient blends
- #119Vet Promise — Hemp Calming Chews for Dogs with Anxiety and Stress - Dog Calming Treats — Melatonin multi-ingredient blends
- #120Vet Promise — Hemp Calming Chews for Dogs Anxiety - Advanced Dog Calming Chews, 170 Count — Melatonin multi-ingredient blends
- #122Sentry Calming Chews for Dogs — Melatonin multi-ingredient blends
- #124NaturVet Emotional Support Daily Calming Aid Dog Supplement - 120ct — Melatonin multi-ingredient blends
- #125Nootie — ProgilityMAX Maximum Strength Calming Aid Bars with Melatonin for Dogs — Probiotic (gut–brain) blends
- #126VUN Calming Chews for Dog,Dog Calming Chews Anxiety&Stress Relief,Sleep Aid — Melatonin multi-ingredient blends
- #127Native Pet GutWell Stress Support - Dog Anxiety Relief & Calming Supplement - Promotes Emotional Wellbeing, Regulates Stress Response & Balances Gut-Brain Axis - Triple-Biotic & Magnesium - 60 Scoops — Probiotic (gut–brain) blends
- #128YUMA'S — (2 Pack) Hemp Calming Chews for Dogs - 340 Ct - Advanced Dog Calming Chews — Melatonin multi-ingredient blends
- #129OurCares — Calming Chews for Dogs Melatonin Anxiety Trial Pack 15 Ct Chicken — Melatonin multi-ingredient blends
- #130Nootie — Progility Mini Calming Aid with Melatonin, Small to Medium Dogs — Probiotic (gut–brain) blends
- #131Pet Naturals BusyButter Extra Strength Calming Peanut Butter for Dogs, 6 oz — Melatonin multi-ingredient blends
- #132Natural Dog Company Calming Supplement for Dogs - 90 Soft Chews — Melatonin multi-ingredient blends
- #133BARK&SPARK — Dog Melatonin - Calming Sleep Aid Chews for Anxiety Relief, Relaxation — Melatonin multi-ingredient blends
- #134Chew + Heal Labs — Calming Chews for Dogs - 60 Anxiety Relief Treats for Fireworks, Thunder, and Storms - Natural Dog Calming Treats for Large and Small Breeds with Thiamine, L-Tryptophan, Ginger, and Melatonin — Melatonin multi-ingredient blends
- #135Chew + Heal Labs — Calming Chews for Dogs - 30 Anxiety Relief Treats for Fireworks — Melatonin multi-ingredient blends
- #136Bark&Spark Calming Hemp Treats for Dogs - Made in USA with Hemp Oil - Anxiety Relief - Separation Aid - Stress Relief During Fireworks, Storms, Thunder - Aggressive Behavior, Barking - 120 Soft Chews — Melatonin multi-ingredient blends
- #140ATOANY — Hemp Calming Chews for Dogs 150 Count (11.6 oz), Dog Calming Chews, Helps with Dog Anxiety, Separation, Barking, Stress Relief, Melatonin for Dogs, Sleep Calming Aid, for All Breeds & Sizes — Melatonin multi-ingredient blends
- #141POPPAW — Calming Chews for Dogs - Advanced Calming Treats for Dogs Anxiety — Melatonin multi-ingredient blends
- #142GOODGROWLIES — Advanced Calming Chews for Dogs - Hemp Treat + Melatonin + Valerian - Relaxing Bites - Calming Care - Stress Relief - Made in USA - Calm, Sleep Aid, Storms - 60Ct — Melatonin multi-ingredient blends
- #145ZENO Calming Chews for Dogs, Hemp Anxiety Relief, Chicken Flavor, 200 Count — Melatonin multi-ingredient blends
- #147Vet Classics Anxiety & Stress Calming Support for Cats & Dogs - 65 ct — Melatonin multi-ingredient blends
- #148Doggie Dailies Calming Soft Chews for Dogs, Peanut Butter,Stress, 225 Count — Melatonin multi-ingredient blends
- #149Hemp Well Calm Soft Chews for Dogs, Organic Stress Relief for Pets, 60ct — Melatonin multi-ingredient blends
- #150Veterinary Formula Smart Vitality Pet Calm Soft Chews for Dogs, 120 Count — Melatonin multi-ingredient blends
- #154Fera Pets Dog & Cat Calming Supplement - Pet Relaxation Powder, 60 Scoops — Probiotic (gut–brain) blends
- #155NaturVet Quiet Moments Calming Drops for Cats & Dogs - 2 Oz — L-theanine + tryptophan + herbal blends
- #157Zesty Paws Calming Drops for Dogs and Cats, Melatonin for Dogs & Cats - 4oz — Melatonin multi-ingredient blends
- #159Boops Pets — Calming Chews for Dogs – KSM-66 Ashwagandha, L-Theanine & Melatonin – Supports Relaxation & Calm Behavior – Great for Storms, Fireworks, Travel & Vet Visits – Turkey & Beef Flavor — Melatonin multi-ingredient blends
- #166EIZA — Calming Chews for Dogs, Dog Calming Chews Melatonin Anxiety Relief Bites — Melatonin multi-ingredient blends
- #169Kradle Nighttime Calming Chews for Dogs, Sleep Support, 90 Count — Melatonin multi-ingredient blends
- #170Petrivium — Melatonin for Dogs - Dog Sleep Aid Calming Chews for Small and Large Dogs - Natural Hemp Dog Sleep Aid, Puppy Sleeping Pills for Anxiety, Stress, Separation, Barking, Fireworks,150 ct — Melatonin multi-ingredient blends
- #172WEYILL — Dog Calming Chews 200 Count, Chicken Soft Bites with Melatonin, Theanine & Chamomile for Fireworks, Thunder, Barking, Travel and Alone Time — Melatonin multi-ingredient blends
- #173WEYILL — Calming Chews for Dogs 200ct, Dog Calming Chews - Anxiety and Stress Relief Treats Melatonin Bites Sleep Aid for Small/Medium/Large Dogs — Melatonin multi-ingredient blends
- #174VUN — Hemp Calming Chews for Dogs, Advanced Dog Calming Chews melatonin for Dogs — Melatonin multi-ingredient blends
- #175Pet Health Solutions — TranQuil-Tabs for Dogs - Contains Chamomile, L-Tryptophan, and Melatonin - Relieves Stress and Tension - Ease Travel and Separation Anxiety - 60 Tabs — Melatonin multi-ingredient blends
- #179Eagou Diary — Dog Calming Drops for Dogs, Anxiety Stress Separation Sleep Aid 60ML — L-theanine + tryptophan + herbal blends
- #180Dylan's cabin — Dog Calming Supplement Powder, Relaxation Support, 30 Packets — L-theanine + tryptophan + herbal blends
- #181VORYSYL — Heart & Calm Soft Chews for Dogs, 120 Count - Dog Heart Supplement with Taurine, L-Carnitine & CoQ10 - Calming Chews for Dogs with L-Theanine, Chicken Flavor — L-theanine + tryptophan + herbal blends
- #182NaturVet Quiet Moments Calming Aid Scoopables for Dogs - 11oz — Melatonin multi-ingredient blends
- #183Vetoquinol Zylkene Plus Calming Supplement for Medium Dogs and Cats, 225 mg — Alpha-casozepine (milk protein)
- #184ZZTRMY — Melatonin for Dogs Drops 2 Pack Probiotics Vitamins All Breeds & Ages — Probiotic (gut–brain) blends
- #188VUNCAREPLUS — Calming Chews for Dogs with Melatonin and L-Theanine, 120 Count — Melatonin multi-ingredient blends
- unrankedCrazzartmon — L-Theanine Herbal Calming Chews for Dogs, Anxiety & Stress Relief — Melatonin multi-ingredient blends
- unrankedFurpect — Keepin' Calm Ashwagandha Drops for Dogs & Cats - Calming Aid for Fireworks, Storms, Travel & Separation - Herbal Stress Relief, Non-Drowsy, 60ml — Melatonin multi-ingredient blends
- unrankedHealthy Dogma - Peaceful Pooch | Powder Calming Supplement for Dogs Dealing with Anxiety, Separation Stress, Noise, Thunder and Barking (6 Oz) — Probiotic (gut–brain) blends
- unrankedMORBITES — Calming Soft Chews for Dogs with Melatonin & L-Theanine – Daily Emotional Wellness Support – 120 Count — Melatonin multi-ingredient blends
- unrankedpawgus — Calming Care Supplement for Dogs Canine 30 Sachets - Anxiety Relief and Stress Management, Relaxation Support, Emotional Stability, Sleep Quality Support, Long-Lasting Freshness — Probiotic (gut–brain) blends
- unrankedPetz Park Dog Calming Supplement for Stress and Anxiety — L-theanine + tryptophan + herbal blends
- unrankedplanopaws — Dog Anxiety Relief Hemp Oil Calming Drops for Dogs, 8 oz - Fast Acting — Melatonin multi-ingredient blends
- unrankedPOPPAW — Dog Multivitamin Powder – Calm, Repair, Joint & Gut, Beef, 75 Scoops — Probiotic (gut–brain) blends
- unrankedUnder The Weather Calming Powder for Dogs | Vet Formulated All-Natural Calming Supplement for Dogs | Help Reduce Stress & Anxiety for Dogs | 120 Servings — L-theanine + tryptophan + herbal blends
- unrankedValoraPets — Multivitamin Calming & Wellness Soft Chews for Dogs, 120 Chicken Flavor Supplement Chews, 5-in-1 Daily Support for Relaxation, Digestion, Immune Wellness, Skin & Coat, All Breeds — Probiotic (gut–brain) blends
- unrankedVet Promise — Melatonin for Dogs - 250 Chews - Dog Melatonin Chews for Large & Small Dogs — Melatonin multi-ingredient blends
- unrankedWEYILL — Calming Chews for Dogs 200ct, Dog Calming Chews Sleep Aid Chicken — Melatonin multi-ingredient blends
- unrankedziehooGe — Calming Chews for Dogs, Dog Calming Chews, Anxiеty Rеlief Treats - Helps with Separation, Strеss Rеlief, Dog Treats with Valerian Root, L-Tryptophan 120 Softs Chews — L-theanine + tryptophan + herbal blends
Insufficient 101 products
Too little canine evidence to reach a conclusion.
Show all 101 products rated insufficient
- #1Zesty Paws Calming Chews for Dogs - Dog Calming Supplement, PB, 90 Ct — Hemp seed formulas
- #2Charlie & Buddy Hemp Оil for Dogs Cats - Helps Pets with Аnxiеty, Pаin, Strеss, Slееp, Аrthritis, Sеizures Rеlief - Нiр Jоint Hеalth - Cаlming Trеats — Hemp seed formulas
- #4Billion Pets - Hemp Oil for Dogs and Cats - Helps with Anxiety, Pain, Stress, Sleep, Arthritis, Seizures Relief - Hip and Joint Support - Calming Drops — Hemp seed formulas
- #5Pro Plan Veterinary Diets — Purina Pro Plan Veterinary Supplements Calming Care Dog Supplement, 30 ct — Probiotic (gut–brain) blends
- #9Rescue Remedy Pet Dropper - 10mL - Stress & Tension Support for Dogs & Cats with Bach Natural Flower Essences - Sedative-Free, Homeopathic Liquid Formula - For All Breeds, Ages & Weights — Flower essence / homeopathic
- #12VetriScience Calm & Confident Chews for Dogs, Chicken, 120 Count — L-theanine + colostrum blends
- #16Bocce's Bakery Sweet Dreams Soft & Chewy Dog Treats, Banana & Honey (6 oz) — Herbal calming blends
- #19AIQIUSHA — Oil for Dogs & Cats 60ML,Pet Oil for Pain,Skin,Arthritis Pain,Pain Relief,Calming,Omega 3,6,9 for Dog Emotions,Barking & Dog Joints,Supports & Maintains Healthy Joints (1 Pack, Blue) — Hemp seed formulas
- #21Billion Pets - Hemp Oil for Dogs and Cats - Helps with Anxiety, Pain, Stress, Sleep, Arthritis, Seizures Relief - Hip and Joint Support - Calming Drops Treats — Hemp seed formulas
- #24Zesty Paws Calming Chews for Dogs - Dog Calming Supplement - Turkey 90ct — Hemp seed formulas
- #25Zesty Paws Calming Chews for Dogs - Dog Calming Supplement, PB 50 Ct — Ashwagandha blends
- #28SmartBones — SmartSticks Chamomile and Lavender Flavor. 16sticks (Packaging May Vary) — Herbal calming blends
- #29VetriScience Calm & Confident Chews for Small Dogs, Chicken, 30 Count — L-theanine + colostrum blends
- #30VetriScience Calm & Confident Chews for Dogs, Chicken, 60 Count — L-theanine + colostrum blends
- #31VetriScience Veterinary Strength Calm & Confident, Chicken, 60 Chews — L-theanine + colostrum blends
- #32Zesty Paws Puppy Calming Chews for Dogs - Puppy Essentials, Turkey, 90 Ct — Ashwagandha blends
- #36Charlie & Buddy Hemp Оil for Dogs Cats - Helps Pets with Аnxiеty, Pаin, Strеss, Slееp, Аrthritis, Sеizures Rеlief - Нiр Jоint Hеalth - 2Pack — Hemp seed formulas
- #37Pet Honesty Vet Recommended Dog Calming Chews with Ashwagandha, 90 Count — Hemp seed formulas
- #40K9 Select Melatonin for Dogs, 3mg, 120 Beef Chewable Tablets — Melatonin-focused
- #41Pet Honesty Vet Recommended Dog Calming Chews with Ashwagandha, 90 Count — Hemp seed formulas
- #42Grateful Pawz — Hemp Calming Chews for Dogs - Dog Calming Chews, 170 Anxiety Relief Treats — Melatonin-focused
- #43K2xLabs — Buster's Hemp Oil for Dogs & Cats, Calm, Joint, Coat, 2-Pack 60ml — Hemp seed formulas
- #44Nutramax Laboratories — Nutramax Solliquin Cat & Small Dog Calming Support, Soft Chews, 75ct — L-theanine + magnolia blends
- #46Helopssa — Hemp Calming Chews for Dogs - 180 Treats - Dog Сalming Сhews for Anxiety — Hemp seed formulas
- #48HMone — (2 Pack) Max Potency Hemp Oil for Dogs & Cats - Help Anxiety Stress Pain Inflammation Arthritis Aggressive Relax Sleep Allergies Seizures Relief - Treats Chews Joint & Hip - Organic Pet Calming Drops — Hemp seed formulas
- #50STRELLALAB Hemp Calming Chews for Dogs - Stress, Anxiety Relief Treats — Melatonin-focused
- #51Only Natural Pet - Natural Hemp Calming Soft Chews for Dogs - 120 Ct — Hemp seed formulas
- #58Only Natural Pet - Natural Hemp Calming Soft Chews for Dogs - 60 Ct — Hemp seed formulas
- #59FURALAND — Hemp Calming Chews for Dogs Anxiety & Stress Relief - 170 Dog Calming Chews — Hemp seed formulas
- #60Artullano — Dog Calming Chews - 120 Treats - Hemp Calming Chews for Dogs for Anxiety — Hemp seed formulas
- #61Nutri-Vet Calming Chews for Dogs, Dog Calming Chews, Chamomile, 6oz — Herbal calming blends
- #63Nutramax Laboratories — Nutramax Solliquin Calming Support Supplement for Dogs, Soft Chews, 75ct — L-theanine + magnolia blends
- #64K9 Select Melatonin for Dogs, 6mg, 90 Beef Chewable Tablets — Melatonin-focused
- #66VetriScience Calm & Confident Chews for Dogs, Bacon, 120 Count — L-theanine + colostrum blends
- #67Zesty Paws Senior Calming Chews for Dogs - Calming & Cognition, Chcken 90ct — Ashwagandha blends
- #69STRELLALAB Hemp Calming Chews for Dogs - Stress, Anxiety Relief Treats — Melatonin-focused
- #70RESCUE Remedy Pet Dropper for Dogs - 20 mL - Stress & Tension Support for Dogs with Bach Natural Flower Essences - Sedative-Free, Homeopathic Liquid Formula - for All Breeds, Ages & Weights — Flower essence / homeopathic
- #77VetriScience Calm & Confident Chews for Dogs, Peanut Butter, 120 Count — L-theanine + colostrum blends
- #78Pet Naturals Calming Chews for Dogs, 30 Count — L-theanine + colostrum blends
- #79Pet Naturals Calming Chews for Dogs and Cats, Chicken, 160 Count — L-theanine + colostrum blends
- #82VetriScience Calm & Confident Chews for Dogs, Peanut Butter, 60 Count — L-theanine + colostrum blends
- #84Only Natural Pet Allergy, Skin & Coat Hemp Soft Chews - Allergy Immune Bites for Dogs, Omega 3 Supplement, Calming Treats for Itchy Skin Relief, Hot Spot - (120 Count) (Al.) — Hemp seed formulas
- #85GKD — Hemp Calming Chews for Dogs, Dog Calming Treats Anxiety Relief 100% Golden Ratio of Natural Ingredients Treat, Aid with Separation, Barking, Stress Relief, Thunderstorms — Hemp seed formulas
- #89Helopssa — Hemp Calming Chews for Dogs - 360 Treats - Dog Сalming Сhews for Anxiety — Hemp seed formulas
- #90Kradle Calming Chews for Dogs, Anxiety Support, L‑Theanine, GABA, 75 Chews — L-theanine + magnolia blends
- #91Virbac — ANXITANE (L-Theanine) Chewable Tablet- Calming Tablet for Anxious Behavior — L-theanine-focused
- #92Pawstopia — (2 Pack) Hemp Oil for Dogs and Cats - Pet Hemp Oil Drops for Anxiety Relief — Hemp seed formulas
- #94HomeoPet Anxiety Relief Supplement for Dogs and Cats, 15 Milliliters — Flower essence / homeopathic
- #95Helopssa — Hemp Calming Chews for Dogs - 120 Treats - Dog Сalming Сhews for Anxiety — Hemp seed formulas
- #96FURALAND — Hemp Calming Chews for Dogs with Anxiety and Stress - 170 Calming Treats — Hemp seed formulas
- #97LEGITPET — Calming Hemp Treats for Dogs Made in USA Organic Hemp Natural Separation Aid Helps Barking, Chewing, Thunder, Fireworks, Aggressive Behavior Soothing Stress Relief Natural Relaxation 120 Chews — Flower essence / homeopathic
- #99Helopssa — Hemp Calming Chews for Dogs - 120 Treats - Dog Сalming Сhews for Anxiety — Hemp seed formulas
- #102Super Snouts Chill + Out– 30 Soft Chews – Calming Chews for Dogs and Cats Help Maintain Your Pet’s Emotional Balance – Made in the USA — Hemp seed formulas
- #104Only Natural Pet - Just Relax Herbal Calming Soft Chews for Dogs | Natural Anxiety Relief Treats, Premium Dog Relaxation Aid, Stress and Anxiety Relief Supplement - Bacon Flavor - 120 Soft Chews — Herbal calming blends
- #105Kradle Bliss Bars for Dogs - Peanut Butter Flavored Calming - GABA L-Theanine - On The Go Packaging - Supports a Calm Demeanor - 6 Bars — L-theanine + magnolia blends
- #114VETRISCIENCE Max Veterinary Strength Calm & Confident Chews, 45 Count — L-theanine + colostrum blends
- #121Kradle Calming Chews for Dogs, Anxiety Support, L‑Theanine, GABA, 75 Chews — L-theanine + magnolia blends
- #123Rescue Pet Sleep Dropper - 10 mL - Sleep Aid for Dogs & Cats with Bach Natural Flower Essences - Sedative-Free, Homeopathic Liquid Formula - For All Breeds, Ages & Weights — Flower essence / homeopathic
- #137Wonder Paws Melatonin for Dogs – with L-Theanine (Suntheanine®) – Occasional Anxiety Relief for Dogs, Stress, Calming, Relaxation & Sleep Support – Liquid Dog Melatonin 2oz (60ml) — Melatonin-focused
- #138CHEWIA — Hemp Calming Chews for Dogs Anxiety Relief, Calming Treats for Picky Eaters — Hemp seed formulas
- #139Licks Pill Free — Licks Zen Calming Aid, L-Theanine, Braised Beef Flavor, 5 Packets — Ashwagandha blends
- #143Badlands Ranch Super Calm Soft Chews for Dogs, Ashwagandha, 60 Chews — Ashwagandha blends
- #144Kradle Calming Chews for Dogs, Anxiety Support, L‑Theanine, GABA, 150 Chews — L-theanine + magnolia blends
- #146NaturVet Hemp Quiet Moments Calming Drops for Dogs & Cats - 4 oz — Hemp seed formulas
- #151Virbac — ANXITANE (L-Theanine) Chewable Tablet- Calming Tablet for Anxious Behavior — L-theanine-focused
- #152ElleVet Calming Chews for Dogs – Situational Stress Support – Calm & Comfort for Separation, Fireworks, Vet Visits & Storms – Made in USA – 4-Ct Tin — Hemp seed formulas
- #153Helopssa — Pet Hemp Oil for Dogs - 2 Pack (2 fl oz Total) - Hemp Oil for Dogs and Cats — Hemp seed formulas
- #156Fuionka — 200 Ct 3-in-1 Calming Joint Cognition Soft Chews for Dogs Calm Treats Supplements for Anxiety Relief Hip and Joint Support Brain Health with Fish Oil Ashwagandha Chamomile Glucosamine Chicken Flavor — Ashwagandha blends
- #158Woyamay Hemp Oil for Dogs & Cats for Stress & Anxiety Relief, 2 Pack — Hemp seed formulas
- #161PawsPro — Hemp Oil for Dogs and Cats - Helps Pets with Anxiety, Stress, Sleep - Calming Drops for Pet - Support Hip and Joint Health - Fast Results (2 Pack) — Hemp seed formulas
- #162Colorado Dog Company Hemp Calming Chews for Dogs Anxiety Relief - 120 Count - USA Made - 350 MG Per Calming Treat for Dogs — Hemp seed formulas
- #163Beloved Pets — Cat & Dog Hemp Oil Drops with Multivitamin - Pet Calming Anti Anxiety & Hip and Joint Pain Aid and Anti Stress Support - Natural Liquid Supplement (2 oz) — Hemp seed formulas
- #164PRO PLAN VETERINARY SUPPLEMENTS — Pro Plan Veterinary Diets Calming Care Dog Supplements Probiotic Powder 30 ct — Probiotic (gut–brain) blends
- #165NaturVet Quiet Moments Calming Aid with Melatonin Dog Supplement - 30 Count — Melatonin-focused
- #167MediNatura T-Relief Pet Calming Drops, Chamomile +8 Actives, 1.69 oz — Flower essence / homeopathic
- #168NaturVet Quiet Moments Plus Hemp Calming Drops for Cats & Dogs - 1 Oz — Hemp seed formulas
- #171ziehooGe — Dog Calming Chews, Calming Chews for Dogs,Soft Chews Treats Helps with Strеss, Anxiеty Rеlief, Separation, Barking, Fireworks, Travel, Composure, Duck flavor-180 Chews — Ashwagandha blends
- #176VUN — Hemp Oil for Dogs & Cats Anxiety & Stress Relief Drops with Omega 3-6-9,Hemp Oil Helps with Pain, Stress, Sleep, Arthritis, Seizures Support, Pet Calming Trеats Supplement for Small & Large Pets — Hemp seed formulas
- #177Better Dog Supplements By Cesar Millan — Better Dog Calm Surrender by Cesar Millan® Herbal Dog Calming Support Powder, Calming Supplements for Dogs, Dog Supplements for Travel, Grooming & Loud Noises, Chamomile, Valerian, Catnip, 4oz — Herbal calming blends
- #178PrimePaw — Calming Chews for Dogs Chicken 120 Soft Chews — Hemp seed formulas
- #185PKperekond — L-Theanine Supplement for Dogs and Cats, Helps Keep Pets Calm & Relaxed — L-theanine-focused
- #186Pawlabs — Calming Hemp Chews for Dogs by Pawlabs - Support Calm Behavior - Organic Hemp, Chamomile, Valerian Root - Natural Calming Aid - Vet Formulated, USA Made - Duck Flavor - 120 Count — Hemp seed formulas
- #187ziehooGe — 180 Cts Dog Calming Chews, Calming Chews for Dogs, Soft Chews — Herbal calming blends
- unranked5 Element Food Therapy — Calming Powder by 5 Element Food Therapy — Herbal calming blends
- unrankedBetter Dog Supplements By Cesar Millan — Better Dog Calm Confidence Calming Supplement Powder for Dogs, 4 oz — Ashwagandha blends
- unrankedDarwin’s Daily™ Calming GABA Probiotic Blend + Prebiotic — Probiotic (gut–brain) blends
- unrankedDr. Mercola — Bark & Whiskers Stress Support, Cheddar Cheese, 1.29 oz (102 Scoops) — Ashwagandha blends
- unrankedEarth Animal Apothecary - Calmness for Dogs & Cats - 2 fl oz — Flower essence / homeopathic
- unrankedForever Puppy Calming Drops with Ashwagandha for Dogs - 2oz — Ashwagandha blends
- unrankedForever Puppy Calming for Male Dogs - Dog Calming Drops - 4 oz — Ashwagandha blends
- unrankedHilton Herbs Canine Tranquility Supplement for Anxiety/Nerves/Stress in Dogs, 4.4 oz Tub — Herbal calming blends
- unrankedHomeoPet Fireworks, Calming Supplement for Dogs and Cats, 15 Milliliters — Flower essence / homeopathic
- unrankedNutridog — Calming Powder for Dogs – Hemp Seed, Valerian Root for Anxiety — Hemp seed formulas
- unrankedPet Wellbeing Calming Care for Dogs - Stress Support & Relaxation, 2 oz — Ashwagandha blends
- unrankedPro Plan Veterinary Diets — Purina Pro Plan Veterinary Supplements for Digestive Health, Stress Support and Calming Care for Dogs, Probiotic Dog Supplement, 30 Count (Pack of 3) — Probiotic (gut–brain) blends
- unrankedPRO PLAN VETERINARY SUPPLEMENTS — Pro Plan Veterinary Diets Calming Care Dog Supplements Probiotic Powder 30 ct (2 Pack) — Probiotic (gut–brain) blends
- unrankedRESCUE — Bach Rescue Remedy Pet Dropper - 20mL, Pack of 2 - Stress & Tension Support for Dogs & Cats Natural Flower Essences - Sedative-Free, Homeopathic Liquid Formula - for All Breeds, Ages & Weights — Flower essence / homeopathic
- unrankedThorneVet Peaceful Pet Calming Supplement for Dogs & Cats - Powder with Calming Nutrients & Botanicals to Support a Healthy Nervous System - with Amino Acids & Vitamins - 90 Scoops — L-theanine + magnolia blends
- unrankedWhat The Fur — Chill AF Topper for Dogs, Calming Support Powder with Ashwagandha, Chamomile, Hemp Seeds, L-Theanine & Lemon Balm, Supports Relaxation, Stress & Balanced Behavior (60 Scoops) — Hemp seed formulas
- unrankedxiderdl — Calming Chews for Dogs – Relaxation & Stress Support with Chamomile, Valerian Root, L-Theanine, Passionflower & Ashwagandha – Calming Support with Glucosamine, Chicken Flavor, 120 Count — Ashwagandha blends
- unrankedYakucho — Seizure Guardian for Dogs and Cats, Herbal Nervous System Support Supplement, Daily Calming Powder for Sensitive Pets, Helps Promote Relaxation Emotional Balance with Ashwagandha & Valerian, 4 oz — Ashwagandha blends
Needs verification 3 products
Evidence still needs verification, or the product falls outside this evidence review.
Product list
- #160Health Extension Stress Relief Supplement for Dogs, 8oz - Appetite & Energy Boost, Prevents Hypoglycemia, Enriched with Vitamin B — Other unverified formulas
- unrankedDear Labs — Senior Calming & Cognition for Dogs & Cats - Brain Health & Stress Relief Powder with Phosphatidylserine, CoQ10 & Blue Spirulina - Easy to Feed (1 Pack, 30 Count) — Other unverified formulas
- unrankedSANTKOL — Dog Calming Drops for Anxiety Relief, Sleep Aid, Relaxing, 60ML — GABA blends
Limitations
- Popularity is a snapshot from September 2026 and changes over time; variants of one product can share review counts.
- Evidence status is assigned at ingredient or formula level from what the listing states. Doses, forms and quality of the exact product may differ from what studies used.
- This is an observational comparison of listings, not a test of any product.
Frequently asked questions
Do calming chews for dogs work?
Most lack good evidence: only 1 of the 221 calming products we compared is rated supportive, and most rely on blends whose evidence is mixed or insufficient.
Which calming supplement ingredient has the best evidence in dogs?
Alpha-casozepine, a milk-protein peptide: controlled canine studies show modest reductions in stress-related behavior in specific situations such as vet visits. Only 2 of the 221 products we compared are built around it.
Is hemp seed the same as CBD for dogs?
No. Hemp seed and hemp seed oil contain little or no CBD. Evidence for hemp seed as a calming aid in dogs is insufficient; CBD has its own, still limited, research.
What are the most popular dog calming supplements?
Hemp seed formulas and melatonin multi-ingredient blends, which together make up 12 of the 20 most popular products we compared.