5-HTP is an intermediate in the conversion of tryptophan to serotonin; clinical studies have shown 5-HTP increases availability of serotonin</br>Serotonin may support emotional well-being?? appetite regulation?? melatonin production and healthy sleep</br>Naturally derived from the seeds of the African plant Griffonia simplicifolia</br></br>Product Description</br></br>5-HTP (L-5-Hydroxytryptophan) is an intermediate in the natural conversion of the essential amino acid?? tryptophan?? to serotonin. Clinical studies have shown that 5-HTP increases the amount and availability of serotonin produced by the body. Increased brain serotonin levels may produce positive effects on emotional well-being?? appetite regulation?? melatonin production and maintaining a healthy sleep cycle. Source Naturals 5-HTP is naturally derived from the seeds of the African plant Griffonia simplicifolia</br><br/>http://www.amazon.com/gp/product/B000BP1Q8O