Some evidence suggests that L-tryptophan supplements may help to treat conditions such as anxiety and sleep disorders. However, more research into the safety and efficacy of L-tryptophan supplements ...

This review synthesizes progress in pathway optimization, regulatory rewiring, and microbial cell factory design that has ...

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, ...

A research team presents an overview of recent advances in the microbial biosynthesis of L-tryptophan (L-Trp) and its ...

The normotensive Wistar-Kyoto rats (WKYs) serve as controls in the “genetic model” of hypertension as represented by the spontaneously hypertensive rats (SHRs). L-Tryptophan does lower blood pressure ...

Tryptophan is an essential amino acid required for the synthesis of serotonin, a neurotransmitter that governs mood, appetite, and sleep. Even though tryptophan is present in a variety of foods, 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 ...

No Thanksgiving is complete without a turkey at the table—and a nap right after it’s eaten. The meat has a bad reputation for making eaters sleepy, but is there really science to back that up? Here’s ...

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 ...

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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, ...