Designs for Health 5-HTP 50mg with Vitamin B6 (P-5-P) – 5-HTP Synergy 50 mg Supplement – Serotonin Precursors to Help Support Healthy Mood + Appetite (90 Capsules) – The Feel Good Hormone – 5-Hydroxytryptophan, made from the amino acid L-tryptophan with the help of vitamin B6, is a precursor to serotonin production. The amino acid tryptophan can be found naturally in protein foods such as turkey and milk. Serotonin is a vital neurotransmitter known as the feel-good hormone. * – Serotonin Precursor – 5-HTP Synergy is a synergistic formula of 5-hydroxytryptophan (50 mg) and vitamin B6 (10 mg) for supporting overall neurotransmitter metabolism by providing precursors of serotonin. * – Well Absorbed – 5-HTP is well absorbed from an oral dose, with about 70% ending up in the bloodstream. Absorption of 5-HTP is not affected by the presence of other amino acids; therefore, it may be taken with meals without reducing its effectiveness. * – Higher Standards. Better Results – Designs for Health maintains a strict, no-compromises approach to quality raw material selection. We never cut corners with substandard ingredients. This product is Non-GMO, Gluten-Free, and Vegetarian-friendly. – Clinically-Trusted Care – DFH is the #1 practitioner supplement brand recommended by functional medicine professionals and the #1 practitioner supplement brand personally trusted by functional medicine professionals.**