SOURCE NATURALS - Serene Science 5-HTP 100 mg - 120 CapsulesDESCRIPTION 5 HTP (L 5 Hydroxytryptophan) is an intermediate in the natural conversion of the essential amino acid tryptophan to serotonin, a brain chemical associated with positive mood and well being. Preclinical studies show that 5 HTP may help support healthy levels of serotonin in the body. In addition to a balanced mood, serotonin may also support melatonin production and a healthy sleep cycle. Serene Science 5 HTP is derived from the seeds of