| Active Site | Enzyme | Effect on Food |
|---|---|---|
| Mouth | Salivary amylase | Breaks down starches into disaccharides |
| Stomach | Pepsin | Breaks down proteins into large peptides |
| Small intestine (released from pancreas) | Pancreatic amylase | Continues the breakdown of starch |
| Trypsin | Continues the breakdown of protein | |
| Lipase | Breaks down fat | |
| Small intestine | Maltase, sucrase, lactase | Breaks down remaining disaccharides into monosaccharides |
| Peptidase | Breaks down dipeptides into amino acids |