Package details
- Items per portion
- 1
- Form
- Tablets
- Items per package
- 30
- Comparable portions
- 30
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Sold by Universal Herbs Inc · Checked Sep 29, 2026
Buy at Universal Herbs Inc →Observed catalog prices only; this is not a guarantee of future pricing.
Product Description The essential amino acid L-tryptophan is the precursor for the synthesis of melatonin and serotonin, a hormone and a neurotransmitter involved with mood and stress response. It helps support relaxation, restful sleep, and a positive outlook. This tryptophan tablet includes vitamin B-6, which is required to convert tryptophan to serotonin. If needed, L-tryptophan is converted to niacin in the body, an important B vitamin. Source Naturals L-Tryptophan is extremely pure and is regularly tested to ensure the highest standards of quality.* Product Benefits Mood, Relaxation, Sleep. Dietary Supplement. Ingredients Supplement Facts for Tablet Serving Size: 1 Tablet Amount Per Serving %Daily Value Vitamin B-6 (as pyridoxine HCl) 44 mg 2,000% L Tryptophan 2 g Other Ingredients: Microcrystalline cellulose, stearic acid, modified cellulose gum, magnesium stearate. Suggestions Suggested Use: 1 tablet 1 to 2 times daily, between meals and preferably with fruit juice. To support restful sleep, take 2 tablets before bed. Special Note Warnings If you are pregnant, may become pregnant, breastfeeding, or are taking medications such as SSRIs or MAOIs, consult your health care professional before using this product. This product may cause drowsiness. Do not use if either tamper-evident seal is broken or missing. Keep out of the reach of children. Disclaimer Herbspro.com offers nationally branded products that are produced according to manufacturing standards set by regulators at everyday low prices. Do not use unproven, unbranded products, which can pose serious risks to your health.