NOW Foods, L-Tryptophan Powder, 2 oz listing_flag FOS (fructo-oligosaccharide) is also included

FOS (fructo-oligosaccharide) is also included in this product to assist healthy growth of Acidophilus and Bifidus organisms

encouraging the skin's natural processes of renewal

Proprietary nutrient and herbal blends further support immune

the toxic byproduct of amino acid breakdown

Pure Encapsulations' Calcium with Vitamin D3 provides the essential mineral calcium and beneficial vitamin D-3 in one convenient vegetable capsule

NOW Foods, L-Tryptophan Powder, 2 oz listing_flag FOS (fructo-oligosaccharide) is also includedDescription Encourages Positive MoodPromotes Restful Sleep L Tryptophan is an essential amino acid; therefore, it is not synthesized by the body and must be obtained from the diet. L 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. This product