L-Tryptophan Powder, 2 oz (57 g), NOW Foods

Supports Relaxation Encourages Positive Mood Promotes Restful Sleep Non-GMO A Dietary Supplement Vegetarian/Vegan Amino Acids Family Owned Since 1968 GMP Quality Assured 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.

Now Foods L-Tryptophan Powder 2 Oz: Supports Relaxation Serving Size: Two 1/4 Level Teaspoons (1.0 g) Servings Per Container: 57 Encourages Positive Mood Supports relaxation and restful sleep Pharmaceutical grade (USP) Vegetarian/vegan formula.