Circadian Nutrition The Science of Circadian Nutrition: Aligning Your Meals with Your Body’s Clock Your body doesn’t only care what you eat—it care when you eat it. Welcome to the science of circadian nutrition , an emerging field exploring how meal timing influences glucose control, sleep quality, metabolism, and overall health. At the center of this concept is your circadian rhythm , the 24-hour internal clock that regulates hormones, digestion, detoxification, temperatur