Frontiers Journals Jan 24 2025 Short-chain fatty acids (SCFAs) serve as key signaling molecules linking gut microbiota and host health. Microbially produced SCFAs in the colon are generally acknowledged for their beneficial effects on cardiometabolic health, including enhancing insulin secretion, reducing plasma cholesterol and glucose levels, and controlling energy intake through the modulation of enteroendocrine hormones. Indeed, microbially produced SCFAs have been shown to reach the