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, ...
Medically reviewed by Rachel Goldman, PhD, FTOS Key Takeaways Serotonin is a neurotransmitter important for mood, digestion, and sleep.You can increase serotonin levels naturally through exercise and ...
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 ...