Caffeinated and decaffeinated coffee lower stress, depression and impulsivity

Other: health research(ucc.ie)view on HackerNews
coffeegut microbiomemental healthresearchUniversity College Cork

Author: giuliomagnifico

Date: 6/29/2026

Article Summary:
A study from University College Cork explores the mechanisms behind coffee's effects on the gut-brain axis, finding that both caffeinated and decaffeinated coffee can influence the gut microbiome and affect mood and stress levels.