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Main enzymes in the gastrointestinal tract.
| Enzyme | Produced by | Site of action |
|---|---|---|
| Salivary amylase | Salivary glands | Mouth |
| Pancreatic amylase | Pancreas | Small intestine |
| Maltase | Small intestine | Small intestine |
| Pepsin | Gastric glands | Stomach |
| Trypsin | Pancreas | Small intestine |
| Peptidases | Small intestine | Small intestine |
| Nuclease | Pancreas | Small intestine |
| Nucleosidases | Small intestine | Small intestine |
| Lipase | Pancreas | Small intestine |
