Skip to content

Tag: Serotonin and melatonin

Explore our comprehensive collection of health articles in this category.

What chemical in rice makes you sleepy? The insulin-tryptophan connection

4 min read
According to a 2014 study in the journal *PLOS ONE*, higher rice consumption was linked to better sleep quality and duration in a Japanese population. This correlation points to a scientifically supported reason why many people experience drowsiness after eating rice, often tied to a specific chemical pathway in the body involving the amino acid tryptophan and the hormones it helps produce.