Research FeedRead all studies
L-tryptophan supplementation for constipation in older adults
In this randomized controlled trial, supplemental L-tryptophan + a low-FODMAP diet (versus a low-FODMAP diet alone) improved ratings of abdominal pain from constipation.
No effect of tryptophan supplementation on attention or impulsivity in adults
A limited-tryptophan/low-FODMAP diet for diarrhea-predominant irritable bowel syndrome
The effects of diet on sleep quality in trained athletes
L-tryptophan before bed improves the quality of sleep