L-Tryptophan. Tryptophan is an essential amino acid, therefore it is not synthesized by the body and must be obtained from the diet. Tryptophan is essential for the production of serotonin and melatonin. Substances that help support positive mood, healthy sleep patterns and proper immune system function.

Each batch of NOW L-Tryptophan is tested to be free of peak E and microbial contamination. NOW Double Strength L-Tryptophan contains twice as much L-Tryptophan (1000 mg per tablet) as in the regular strength product (500 mg per capsule).

Effects of L-Tryptophan?

• Promotes positive mood.
• Critical for the production of serotonin and melatonin, which help support positive mood, healthy sleep patterns and proper immune system function.
• Promotes restful sleep.
• Classifications/certifications: kosher, vegan, non-gmo.
• Gmp quality assured: npa a-rated gmp certification means that every aspect of the now production process has been examined, including laboratory/testing methods (for stability, efficacy and product formulation).
• Packaged in the usa by a family-owned company in existence since 1968.

A dietary supplement should not be used as a substitute for a varied and balanced diet and healthy lifestyle.

Buy L-Tryptophan at Bono.

Promote positive mood and healthy sleep patterns with the beneficial effects of NOW Foods L-Tryptophan. Buy multiple products and take advantage of volume discounts. Order your favorite dietary supplements quickly and safely at Bono. Ordered before 11:59 pm, is shipped today. Free post-payment with Klarna is possible.