Tryptophan does far more than help us sleep—it fuels brain chemistry, energy production, and mood-regulating ...

Scientists have uncovered how aging alters tryptophan metabolism in the brain, linking a longevity protein to neurodegeneration. Tryptophan is often associated with sleep, but its role in the body ...

Tryptophan is often dismissed as the reason for post-Thanksgiving fatigue, but its role in human health extends far beyond the holiday table. As an essential amino acid, tryptophan is crucial for ...

Tryptophan is a key amino acid in the human diet that is broken down by gut microorganisms, which convert it into multiple metabolites that have various effects on human health. A recent study ...

It’s hard to be a fan of tryptophan these days. The essential amino acid oft-blamed for inducing sleepiness after Thanksgiving dinner has given us another reason to say no thanks to meats, dairy, nuts ...

Tryptophan, the essential amino acid behind the Thanksgiving myth that eating turkey can make you sleepy, has been found to exist on Bennu, a small asteroid that swings by our planet about every six ...

As people grow older, the same brain chemistry that once supported sharp thinking and stable mood can quietly start to work ...