Enzymes are biological catalysts which speed up reactions including digestion. VOICEOVER: Enzymes of the digestive system ... put into a higher or lower pH, their shape can change.

The pancreas is an integral part of the digestive system. It makes digestive enzymes and fluids which are released in the duodenum to help break down proteins, carbohydrates and fats. This is called ...

Humans produce over one thousand enzymes every day and they are essential for almost all bodily functions ... tolerate dairy ...

Enzymes are biological catalysts which speed up reactions including digestion. VOICEOVER: Enzymes of the digestive system ... put into a higher or lower pH, their shape can change.