How Dietary Fat Travels through Your Body
Dietary fat changes physical form during digestion and absorption so poorly water-soluble lipids can travel through the body’s watery fluids.
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How Your Body Manages Fuel between Meals
Fuel use shifts gradually between meals as nutrient supply and hormone signals change, moving metabolism from storage toward use of body reserves.
How Your Body Digests and Absorbs Dietary Fat
Dietary fat digestion combines physical dispersal by bile salts with enzyme breakdown, producing lipid components that intestinal cells can absorb.
How Your Body Uses Carbs, Protein, and Fat
Macronutrients provide different metabolic options after digestion, so carbohydrate, protein, and fat do not serve interchangeable roles in the body.
What Happens to Fiber Your Small Intestine Can’t Digest?
Colon microbes ferment some dietary fiber into short-chain fatty acids that the body can absorb, recovering energy human enzymes cannot release.