In the body, (5-hydroxytryptophan), is synthesized from tryptophan and is a precursor to the neurotransmitter serotonin. Serotonin is found in the brain, blood platelets, and cells of the gastrointestinal tract. Since serotonin is found in the brain and central nervous system it has many implications in cognition, mental health and sleep patterns. This product is an extract from a natural plant seed and not from fermented tryptophan.

• HPLC determined free of "Peak X" and other contaminants
  
• Extract from natural plant seed, (Griffonia implicifollia) - Not fermented tryptophan