Feel Supreme 5-HTP Griffonia Simplicifolia Seed Extract Capsules - 60 CapsWhat are the benefits of 5HTP? 5 HTP is a chemical byproduct of the protein building block L tryptophan. Its produced commercially from the seeds of an African plant known as Griffonia simplicifolia. 5 HTP works in the brain and central nervous system by increasing the production of the chemical serotonin. Serotonin can affect mood, sleep, appetite, temperature, sexual behaviour, and pain sensation. You cant get 5 HTP from food. The amino acid