Moistening saliva fed into the mouth from nearby glands starts the process of chemical digestion using specialized proteins called enzymes ... sections of the small intestine, the duodenum ...

Digestive enzymes are made in the pancreas, small intestine and stomach, according to Johns Hopkins Medicine. The main ...

Chemical digestion occurs when enzymes digest food into nutrients. The intestines have lots of tiny folds in them which create a large surface area for absorbing nutrients and water. In the small ...