The amino acids 5-hydroxytryptophan (5-HTP) and l-tryptophan are precursors of serotonin. 5-HTP is generally recommended over l-tryptophan because it crosses the blood-brain barrier at a higher rate, ...

Announcing a new article publication from Acta Pharmaceutica Sinica B. Morinda officinalis oligosaccharides(MOO) is an oral drug approved in China for the treatment of depression in China. The authors ...

Q. I sometimes take 5-HTP to help me sleep and am surprised at how it seems to help me with irregularity. Why would it help the GI tract? A. 5-Hydroxytryptophan is an amino acid, but not one of the 20 ...

In my world, I am often asked about herbal supplements for sleep. One of the more popular ones I am asked about is 5-HTP. Many people have tried it for emotional issues, and others have tried it for ...

Which 5-HTP supplement is best? Depression and anxiety are two common conditions associated with low serotonin levels. Medication is often prescribed for these conditions. In many cases, it’s ...