Choose Healthy Sources of Fat. A low-carbohydrate diet tends to be high in fat and protein, and low-carb dressings and dipping sauces can be high-fat. Select varieties that are low in saturated fat to support lower cholesterol levels and a reduced risk for heart disease.
Most chemical digestion occurs in the duodenum, which is part of  the small intestine. Chemical digestion also occurs to a lesser  degree in the mouth and stomach. No chemicâ¦al digestion occurs in  the esophagus or large intestine. Dani64.
Your body has a mechanism and set of enzymes for digesting the carbs, protein and fat molecules in your food. Chemical digestion occurs in several steps beginning in the mouth and ending with absorption in the small intestinal cells. Digestive System Anatomy Although you may think the stomach is the primary site for digestion, the multistep process involves several organs and structures. The second you bite into your sandwich, your mouth and pharynx begin the mechanical and chemical breakdown of your food. Your stomach further digests and churns your food, producing a thick mixture of water, partially digested food, acid and digestive enzymes called chyme.