Calming chews for dogs, compared label by label
We read the labels so you don’t have to. Compare milligrams of L-theanine, melatonin, tryptophan and thiamine per chew, and see what your dog really gets per day at its weight.
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What does your dog actually get per day?
Uses each brand's own label chart for your dog's weight. Grey = the label doesn't list this ingredient or a text dosing chart.
Calming chews, label by label
Amounts per chew from manufacturer labels. Click an ingredient for evidence and doses.
| Chew | L-theanine | Melatonin | L-tryptophan | Thiamine (B1) | Chamomile | Hemp | Per jar | Data | |
|---|---|---|---|---|---|---|---|---|---|
 ThunderWorksThunderBites OriginalRead review → | — | 10 mcg | 15 mg | 25 mg | 50 mg | — | 60 | Label read | Check on Amazon |
 ThunderWorksThunderBites Calm + ProbioticRead review → | 30 mg | 1.5 mg | 15 mg | 0.5 mg | 10 mg | — | 90 | Label read | Check on Amazon |
 ThunderWorksThunderBites HempRead review → | — | 10 mcg | 15 mg | 25 mg | 50 mg | seed | 60 | Label read | Check on Amazon |
 VetriScienceCalm & Confident (Composure)Read review → | 21 mg | — | — | 134 mg | — | — | 60 | Label read | Search on Amazon |
 Zesty PawsCalming Bites (Turkey)Read review → | n/l | n/l | n/l | n/l | 80 mg | seed | 90 | Label read | Search on Amazon |
 NaturVetQuiet MomentsRead review → | — | 60 mcg | 15 mg | 50 mg | 75 mg | — | 65 | Label read | Check on Amazon |
 PetHonestyHemp Calming (Chicken)Read review → | 30 mg | — | 25 mg | — | 80 mg | seed | 90 | Label read | Check on Amazon |
 Pet NaturalsCalming | 8.5 mg | — | — | 65 mg | — | — | 160 | Label read | Check on Amazon |
 NutramaxSolliquin Small/MediumRead review → | 35 mg | — | — | — | — | — | 75 | Label read | Search on Amazon |
 Native PetCalm Chews | 50 mg | 5 mg | — | — | — | seed | 60 | Label read | Check on Amazon |
 FinnCalming Aid | 25 mg | 1 mg | 40 mg | — | 20 mg | — | 90 | Label read | Check on Amazon |
 VetIQCalming SupportRead review → | 20 mg | 250 mcg | 30 mg | 60 mg | 60 mg | — | 90 | Label read | Check on Amazon |
 Solid GoldKeep Calm & Wag On | n/l | n/l | n/l | n/l | n/l | — | 120 | Label read | Search on Amazon |
Amounts are per chew from manufacturer labels. — = not in the formula; n/l = not listed (hidden in a proprietary blend or not published). "Retailer data" means we could not read the label image directly; verify on the package. No prices are shown because they change daily.
- L-theanine
- —
- Melatonin
- 10 mcg
- L-tryptophan
- 15 mg
- Thiamine (B1)
- 25 mg
- Chamomile
- 50 mg
- L-theanine
- 30 mg
- Melatonin
- 1.5 mg
- L-tryptophan
- 15 mg
- Thiamine (B1)
- 0.5 mg
- Chamomile
- 10 mg
- L-theanine
- —
- Melatonin
- 10 mcg
- L-tryptophan
- 15 mg
- Thiamine (B1)
- 25 mg
- Chamomile
- 50 mg
- L-theanine
- 21 mg
- Melatonin
- —
- L-tryptophan
- —
- Thiamine (B1)
- 134 mg
- Chamomile
- —
- L-theanine
- n/l
- Melatonin
- n/l
- L-tryptophan
- n/l
- Thiamine (B1)
- n/l
- Chamomile
- 80 mg
- L-theanine
- —
- Melatonin
- 60 mcg
- L-tryptophan
- 15 mg
- Thiamine (B1)
- 50 mg
- Chamomile
- 75 mg
- L-theanine
- 30 mg
- Melatonin
- —
- L-tryptophan
- 25 mg
- Thiamine (B1)
- —
- Chamomile
- 80 mg
- L-theanine
- 8.5 mg
- Melatonin
- —
- L-tryptophan
- —
- Thiamine (B1)
- 65 mg
- Chamomile
- —
- L-theanine
- 35 mg
- Melatonin
- —
- L-tryptophan
- —
- Thiamine (B1)
- —
- Chamomile
- —
- L-theanine
- 50 mg
- Melatonin
- 5 mg
- L-tryptophan
- —
- Thiamine (B1)
- —
- Chamomile
- —
- L-theanine
- 25 mg
- Melatonin
- 1 mg
- L-tryptophan
- 40 mg
- Thiamine (B1)
- —
- Chamomile
- 20 mg
- L-theanine
- 20 mg
- Melatonin
- 250 mcg
- L-tryptophan
- 30 mg
- Thiamine (B1)
- 60 mg
- Chamomile
- 60 mg
- L-theanine
- n/l
- Melatonin
- n/l
- L-tryptophan
- n/l
- Thiamine (B1)
- n/l
- Chamomile
- n/l
What the actives actually do
Chamomile, Valerian, Passionflower and Other Botanicals in Calming Chews
What dog studies show for chamomile, valerian and passionflower in calming chews, dose figures, paradoxical excitement and sedative interactions.
Hemp Seed vs CBD in Calming Chews for Dogs
Hemp seed oil is not CBD. What dog studies (Morris 2020, Corsetti 2021) found, study doses in mg/kg, liver and drug safety, and the FDA's stance.
How Long Do Calming Chews Take to Work?
Calming chews take about 30 minutes to 2 hours to work, depending on the ingredient. Onset and duration for L-theanine, melatonin, CBD and herbs.
L-Theanine for Dogs: Dose, Evidence, and Safety
L-theanine for dogs: Anxitane-based doses by weight, what the small dog studies show, side effects, and how to read mg on calming chew labels.
L-Tryptophan for Dogs: Dose, Evidence, and Safety
L-tryptophan for dogs: what aggression and anxiety studies found, why no set dose exists, serotonin syndrome risks, and label tips.
Melatonin for Dogs: Dose, Evidence, and Safety
Melatonin for dogs: Merck and mg/kg dose ranges, what the evidence shows, xylitol and drug cautions, and mg vs mcg on chew labels.
Thiamine and Colostrum Calming Complex in Dog Calming Chews
What Colostrum Calming Complex and thiamine do in calming chews, who funded the Composure studies, label doses, onset claims and safety for dogs.
Picks for your situation
Best Alternatives to ThunderBites Dog Calming Chews
Alternatives to ThunderBites compared by label: Calm + Probiotic has 3B CFU and 1.5 mg melatonin per chew; others drop the probiotics or change…
Best Calming Chews for Car Travel
Calming chews for dogs who stress in the car, chosen from label data, plus a step-by-step travel plan and when car sickness needs a vet.
Best Calming Chews for Fireworks (July 4th and New Year's Eve)
Calming chews for fireworks picked from label data, with a day-by-day plan for July 4th and New Year's Eve and when to ask your vet about Sileo.
Is it safe for my dog?
Are ThunderBites calming chews safe for puppies under 12 weeks
ThunderBites is labeled for puppies 12 weeks and older. Why not to give it sooner, how to dose a young puppy by weight, and when to ask your vet.
Are ThunderBites dog calming chews too hard for small breeds
Are ThunderBites too hard for a 10 lb Chihuahua or Yorkie? They are soft chews, but size still matters. How to break, soften, or split one.
Do ThunderBites calming chews smell bad and turn dogs off?
ThunderBites are chicken-flavored soft chews, yet some dogs refuse them. Why smell turns picky dogs off, how to get one eaten, and what to try…
When does it start working?
ThunderBites vs other brands
Composure vs Solliquin: Which Calming Chew Fits Your Dog?
Composure vs Solliquin compared by label: L-theanine mg, thiamine and colostrum vs magnolia and whey, dosing by weight, onset, and who each suits.
Composure vs Zesty Paws Calming Bites
Composure vs Zesty Paws Calming Bites: disclosed L-theanine vs an undisclosed blend, different extras. Compare labels, dosing by weight, onset,…
NaturVet Quiet Moments Review
NaturVet Quiet Moments review: 60 mcg melatonin and 15 mg L-tryptophan per chew, dosing by weight, timing, side effects, and realistic results.
Storms, travel, vet visits
Is ThunderBites safe for pregnant or nursing dogs?
ThunderBites is labeled for dogs 12 weeks and up. The label says nothing about pregnancy or nursing. Why three of its actives matter. Ask your vet…
ThunderBites Calming Chews for Thunderstorm Anxiety
ThunderBites for storm-phobic dogs: pre-storm timing, pairing with a ThunderShirt, Calm + Probiotic dosing by weight (1 to 4 chews), and what to…
ThunderBites calming chews for car travel with nervous pets
ThunderBites for car travel: start daily chews 1–2 weeks before a trip. Skip the meal before the drive, and ask your vet if your dog gets carsick.
No dog lab. Just honest math.
- Labels, not marketing. Milligrams per chew from the manufacturer label.
- Doses from the label chart. Per-day amounts use each brand’s own weight bands.
- Sources linked. Ingredient claims point to studies and veterinary references.
- Brands can’t pay for rankings. We earn a commission on Amazon purchases, which funds the site; it never changes the order.