Healthy Sleep Patterns USP Pharmaceutical Grade L-Tryptophan is an essential amino acid a component of many plant and animal proteins
Essential amino acids are not synthesized by the body and must be obtained in the diet
It is a precursor from which our brains make serotonin, which is then used to calm you down and make you sleepy
L-tryptophan, in substantial quantities, is a natural sedative
California Natural

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Item Weight: 1.6 ounce (View shipping rates and policies)

ASIN : B00RHAO5TS