5HTP
5-HTP or 5-Hydroxytryptophan is a natural amino acid. 5-HTP is found in certain foods such as cheese and poultry; however, this is in minute quantities. The 5-HTP supplements available from Holland and Barrett are sourced from the seeds of Griffornia Simplicifolia, and are available in 50mg capsules in packs of 60 and 120.
