Young dogs and cats naturally produce more enzymes, but as they grow older they need to get more and more of these building blocks from the food they eat. (stevesrealfood.com)
By eating more raw food, you will get more enzymes to help your body in its basic functions. (healthcare-online.org)
And five... triggers the production of digestive enzymes — and more touches mean more enzymes. (treehugger.com)