Weight Regulation & Appetite Archives - metabolismexplained.com

Ghrelin vs GLP-1: Hunger and Satiety Signals Compared

September 15, 2026 by Jennifer Smith

Colorful editorial illustration of a blue brain above a glowing red stomach and blue intestines, with orange and teal particle streams flowing upward toward the brain; small vegetables and grains appear in a translucent upper digestive tract.

Ghrelin and GLP-1 influence eating through different, overlapping pathways. Learn what each hormone does, how they change around meals, and why neither controls appetite alone.