Pure Encapsulations 5-HTP 50 mg 5-Hydroxytryptophan Supplement for Brain, Sleep, Eating Behavior, and Serotonin Support* 60 Capsules – 5-HTP encourages the synthesis of serotonin, an important neurotransmitter involved in the regulation of endocrine and brain activity responsible and appetite.* – Sleep Support: Serotonin is an important neurotransmitter that is involved in regulating sleep/wake cycles* – Appetite Support: 5-HTP has been shown to help moderate appetite and food cravings.* – Pure Quality: Our supplements are made with only premium ingredients sourced from trusted suppliers and guided by our nutritional experts, then carefully manufactured and tested to verify their potency and purity. – Pure Difference: What makes us different isnt just our process or what goes into our supplements — what we leave out matters, too. Pure Encapsulations products are FREE FROM wheat, eggs, tree nuts & peanuts, gluten, artificial colors, flavors & sweeteners, coatings and shellacs, GMOs, and unnecessary binders, fillers & preservatives.