NOW Foods, L-Tryptophan Powder, 2 oz by NOW ZStrength_400 mcg Preliminary research also suggests that

Preliminary research also suggests that palmitoleic acid may help support liver metabolism and liver health

plus fermented B vitamins to support cellular energy and our herbal berry blend including elderberry

tocopherol (vitamin E) (non-GMO soy)

the body’s chief energy molecule)

NOW Foods, L-Tryptophan Powder, 2 oz by NOW ZStrength_400 mcg Preliminary research also suggests thatSUPPORTS RELAXATION*: Critical for the production of serotonin and melatonin, which help to support a positive mood, healthy sleep patterns, and proper immune system function.* ENCOURAGES POSITIVE MOOD*: Every lot is tested to be free of Peak E and microbial contamination. CLASSIFICATIONS CERTIFICATIONS: Non GMO, Vegan, Kosher GMP Quality Assured: NPA A rated GMP certification means that every aspect of the NOW manufacturing process has been examined,