Double Strength 5-HTP 200 mg
This product looks safe
- No ingredients exceed tolerable upper intake levels
- 83% of ingredients have research evidence
What the Evidence Says
AI-generated · Qwen 3.6 · methodology5-HTP is supported by moderate evidence for promoting serotonin synthesis to support mood and sleep. Vitamin B6 and Niacin act as essential cofactors in neurotransmitter production, while glycine and taurine provide additional metabolic support. Overall, the evidence coverage for this specific combination is limited.
AI-generated summary based on research evidence. Not medical advice.
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Label Data
Supplement Facts — Evidence Check
Other Ingredients
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Product Information
Directions for Use
Suggested Usage: Take 1 capsule daily, preferably on an empty stomach at bedtime.
Warnings & Precautions
Caution: For adults only.
Not recommended for pregnant/nursing women. Consult physician if taking medications (especially antidepressants), or have a medical condition.
May cause drowsiness and mild transient GI symptoms. Take with food in case of GI upset.
Keep out of reach of children.
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Formulation Notes
5-HTP, the intermediate metabolite between the amino acid tryptophan and serotonin, is extracted from the seed of an African plant (Griffonia simplicifolia).
NOW Double Strength 5-HTP has twice the 5-HTP (200 mg per capsule) as in our regular strength product (100 mg per capsule).
With Glycine, Taurine & Inositol
Non-GMO
Triangle K
Vegetarian/Vegan
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish or tree nut ingredients.
Additional Information
Natural color variation may occur in this product.
Neurotransmitter Support Supports a Positive Mood
Non-GMO Triangle K
Amino Acids Family owned since 1968.
Store in a cool, dry place after opening.
GMP Quality Assured
Product Details
Research Evidence
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.