Medications

5-HTP Supplements

Toxic for Dogs
Danger — seek vet help
🐶
For Dogs
Toxic
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For Cats
Toxic

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Symptoms to Watch For

Serotonin syndrome — tremors, high temperature, seizures

What You Need to Know

5-HTP (5-hydroxytryptophan) causes rapid serotonin syndrome in dogs. Even small amounts from supplement bottles can be life-threatening.

Source: Pet Poison Helpline
If your dog ingested this, act fast
Call ASPCA Poison Control: (888) 426-4435 or your emergency vet immediately.
View full emergency guide →

Frequently Asked Questions

Can dogs eat 5-htp supplements?

5-HTP Supplements is considered TOXIC for dogs. 5-HTP (5-hydroxytryptophan) causes rapid serotonin syndrome in dogs. Even small amounts from supplement bottles can be life-threatening.

What are the symptoms if my dog eats 5-htp supplements?

Symptoms may include: Serotonin syndrome — tremors, high temperature, seizures.

What should I do if my dog eats 5-htp supplements?

Contact your veterinarian or the ASPCA Animal Poison Control Center at (888) 426-4435 immediately. Do not induce vomiting unless instructed by a professional.

Keep Your Pet Safe

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