NOW Foods, L-Tryptophan, Double Strength 1000 mg, 60 tablets Fo Ti It is a constituent of

It is a constituent of over two dozen enzymes involved in digestion and metabolism

phospholipids and herbal extracts to promote neural health

It is also an important component of hair and nail health

which are also known as glycosaminoglycans (GAGs)

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NOW Foods, L-Tryptophan, Double Strength 1000 mg, 60 tablets Fo Ti It is a constituent ofDescription Encourages Positive Mood Promotes Restful Sleep Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet. 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 Double