5-Hydroxytryptophan. Supports Serotonin Synthesis. Gluten Free. Vegan. Jarrow Formulas 5HTP (5-Hydroxytryptophan) is an extract of Griffonia simplicfolia seeds from coastal West Africa. Purity is assured by HPLC. 5-HTP is the direct metabolic precursor of serotonin and is important for the production of melatonin.
"I use this at night to help me sleep. I take it right before bed. I was originally told by the nutritionist/herbalist to take it with a little fruit or fruit juice for better absorption, but I don't bother. It seems to work very well and I like the small capsules."