Doctor’s Best Proteolytic Enzymes is a blend of enzymes that help the body break down protein, carbohydrates, and fats. This can help with digestion, muscle repair, joint health, and overall health. The enzymes in Doctor’s Best Proteolytic Enzymes come from plants, bacteria, and fungi. They include bromelain, papain, serratiopeptidase, fungal amylase, and lipase. Bromelain is found in pineapple and helps to reduce inflammation. Papain is found in papaya and helps to break down protein. Serratiopeptidase is a powerful enzyme that helps to break down scar tissue and inflammation. Fungal amylase breaks down carbohydrates, and lipase breaks down fats. Doctor’s Best Proteolytic Enzymes is a vegetarian and gluten-free supplement. It is also non-GMO.