... GMO free, and not irradiated. The raw material is 100% natural, and from Africa. Suppressing appetite ... body balance. 5-HTP is typtophan, serotonin reaction media, that is, (5-ht) ammonia is an important inhibit neurotransmitters ... the health of the nervous system. Research shows that, (5-ht) ammonia can suppress appetite, reduce ... of anxiety and depression Good quality Natural 5-hydroxytryptophan