Progressive Labs, TryptoPure, 500mg, 90 Vegetable Capsules Bilberry take one (1) capsule in

take one (1) capsule in the evening

Niacin is a water soluble B vitamin whose main role is to serve as a precursor for two essential biochemical coenzymes

and in the vasodilation pathways

May help support healthy skin and mucous membranes

Progressive Labs, TryptoPure, 500mg, 90 Vegetable Capsules Bilberry take one (1) capsule inDescription L TRYPTOPHAN is an essential amino acid that serves as a precursor for the sleep hormone melatonin as well as for niacin and serotonin. Serotonin is an important neurotransmitter in the central nervous system that has a calming effect and helps modulates mood, sleep, and metabolism. L Tryptophan is the least abundant amino acid in the American diet. Even a person on a high protein diet generally gets less than 1. 5 grams a day.