Tri Enza Chewable is a combination enzyme product that aids in the breakdown of proteins (including gluten, casein, & soy), carbohydrates, sugars (including lactose), & fats. Tri Enza Chewable is high in DPP IV (dipeptidyl peptisase IV) activity, which aids in the breakdown of casomorphin (from casein) & gluteomorphin (from gluten). Tri Enza may be taken with other Houston Enzymes products.