L-5 hydroxytryptophan is a natural chemical in the body that people can also take as a nutritional supplement. Some people believe that taking the supplement can improve certain aspects of health, including mental health and sleep quality.
The compound is a natural precursor to a neurotransmitter called serotonin, which helps produce “feel-good” chemicals in the brain and body.
However, there is little significant research to prove that L-5 hydroxytryptophan (5-HTP) can offer such benefits.
Full story at Medical News Today