NOW Foods, L-Tryptophan, 1,000 mg, 60 Tablets Construction Set Toys ” If you grew up

” If you grew up coming here

best stored in the fridge at home

Whether you're preparing a cup for yourself or sharing with loved ones

Flexible time and temperature options ensure perfect results every time

NOW Foods, L-Tryptophan, 1,000 mg, 60 Tablets Construction Set Toys ” If you grew upDescription Supports Relaxation Encourages Positive Mood Promotes Restful Sleep Non GMO A Dietary Supplement Double Strength Vegetarian Vegan Kosher Amino Acids 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.