The case: A 56-year-old woman presented with diarrhea (6–8 loose stools daily with no obvious blood). The diarrhea was intermittent but had persisted for 12 weeks. The patient reported having some ...

Some people believe that taking 5-HTP can benefit certain aspects of health, including mental health, sleep quality, and weight loss. L-5 hydroxytryptophan (5-HTP) is a natural chemical in the body ...

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, ...

Supplementation of naturally occurring amino acid, 5-Hydroxytryptophan, helped to improve sleep quality and the composition of good gut bacteria particularly in poor sleepers, indicating possible link ...

5-Hydroxytryptophan (5-HTP) is a naturally occurring amino acid produced from the essential amino acid L-tryptophan. 5-HTP is the precursor for neurotransmitters, which are chemicals that transmit a ...

THE depletion by reserpine of storage in the body of 5-hydroxytryptamine (‘Serotonin’) and of the catechol amines is now well established 1–3. In reserpinized animals the peripheral part of the ...

National University of Singapore (NUS) nutritionists have found that 5-Hydroxytryptophan (5-HTP) supplementation can improve sleep quality in Singaporean older adults, particularly in individuals with ...