L-Tryptophan 500 mg
This product looks safe
- No ingredients exceed tolerable upper intake levels
- Limited research evidence available for ingredients
Product Label
Label Data
Supplement Facts — Evidence Check
Other Ingredients
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Product Information
Directions for Use
Suggested Usage: Take 1-2 capsules 2 to 3 times daily on an empty stomach, with final dose at bedtime, or as directed by your physician.
Warnings & Precautions
Caution: For adults only. Keep out of reach of children.
Consult physician if pregnant/nursing, taking medication (especially antidepressants such as SSRIs and MAOIs), or have a medical condition.
May cause drowsiness. Do not use with alcoholic beverages or while operating heavy machinery.
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.
Formulation Notes
L-Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet. L-Tryptophan is critical for the production of serotonin and melatonin, which help to support a positive mood, healthy sleep patterns, and proper immune system function.
Every lot of NOW L-Tryptophan is tested to be free of Peak E and microbial contamination.
Supports relaxation Encourages positive mood Promotes restful sleep
Non-GMO
Vegetarian/Vegan
Made and quality tested in the USA with globally sourced ingredients.
Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients.
Natural color variation may occur in this product.
Triangle K (Kosher)
Crescent H (Halal)
Additional Information
This bottle is made from 100% PCR (post-consumer recycled) resin.
Amino Acids Family owned since 1968.
Store in a cool, dry place after opening.
GMP Quality Assured Triangle K (Kosher) Crescent H (Halal)
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.