5-HTP (5-Hydroxytryptophan) is a by-product of the protein building block L-tryptophan. 5-HTP works in the brain and central nervous system by increasing the production of the chemical serotonin. 00:00 Intro0:20 Video Overview0:36 Benefits Of 5-HTP0:48 Practical Use Of 5-HTP1:03 50mg For A Mood Upli...Read more #Videos