Natural digestive enzymes What are Enzymes Infographic "Enzymes are complex protein molecules that are manufactured by all plant and animal cells. Digestive enzymes are secreted by the salivary glands, stomach, pancreas, and the small intestine."
Digestive Digestive Enzymes Explained: Digestive Enzymes and Nutrition. What are the benefits of digestive enzymes? Why do I need digestive enzymes?