The best digestive enzyme for dogs is Puritans Pride Pets Digestive Enzyme Chewables.
Also Naturvet digestive enzyme is also a good highly recommended digestive enzyme for dogs.
You can get these digestive enzyme supplements for your dog online through Chewy.com or even Puritans Pride website.
Or Walmart or other pet stores sometimes sell these great dog digestive enzymes to help your dogs digestive health.
Petag Prozyme digestive enzyme also has great reviews as well.
My dogs vet recommended I give my dog some Puritans Pride Pets Digestive Enzyme Chewables and he likes it and it has helped his digestive health.
Some other ways you can naturally help your dogs digestive health is through a high protein and low fat diet as dogs are natural Carnivores.
Also exercise helps the dog digest food much better and faster as well and exercise keeps your dog healthy and extends their life as well.