5-HTP (short for hydroxyl L-tryptophan) is a chemical that the body produces as it processes the amino acid tryptophan in the foods you eat. Once tryptophan becomes 5-HTP, it converts again to serotonin—a key neurotransmitter that supports good mood and sleep. You need naturally produced 5-HTP to maintain your sunny disposition, but if you’re stressed, it could be in short supply. The touted benefits of 5-HTP are many, but then again, so are the warnings about taking it. What’s the real story?
Source: Jon Barrow