In my experience, I've seen excellent results with several enzyme preparations, taken as pills or powder. (mindbodygreen.com)
Adenosine 3», 5» - monophosphate at a concentration of 5 x 10 - 7 mole per liter causes a 400 percent increase in the rate of phosphorylation of histone catalyzed by a partially purified enzyme preparation from rabbit brain. (science.sciencemag.org)
Schneider MU, Knoll - Ruzicka ML, Domschke S, Heptner G, Domschke W. Pancreatic enzyme replacement therapy: comparative effects of conventional and enteric - coated microspheric pancreatin and acid - stable fungal enzyme preparations on steatorrhea in chronic pancreatitis. (appliedhealth.com)