Natural Factors Papaya Enzymes - An important plant enzyme used for centuries as a digestive aid, Papaya Enzyme (Papain) is especially useful for digesting protein-rich foods, and in the treatment of chronic diarrhea and celiac disease. Papain is also known to fight allergies, infections and inflammation, and is useful in reducing swelling and fighting infectious invaders. Natural Factors Chewable Papaya Enzymes are an excellent source of Papain, and enzymes Bromelain, Amylase - in convenient chewable tablet form for fast absorption and optimal bio-availability.