Nutrition
Ileal Brake and Satiety
The ileal brake slows digestion when nutrients reach the distal gut, increasing fullness. Solid, fiber-rich meals engage it more than liquid calories.
The ileal brake is a slowing of upper-gut transit when nutrients—especially fat and certain fibers—reach the distal small intestine, strengthening fullness and reducing appetite. Whole-food meals with fat, protein, and viscous fiber engage the brake more than liquid calories or ultra-processed snacks.
It helps explain why shakes leave hunger sooner than chewed meals.
Common questions
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Why do shakes feel less filling than meals?
Liquids empty faster and may weakly trigger ileal brake signals compared with chewed meals with protein, fat, and fiber. Add fiber or choose solid food if hunger returns fast.
Related terms
Put Ileal Brake into practice
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