Grain free dog foods have become a favorite for those wishing to more closely mimic a dog's natural ancestral diet... and to lessen the risk of food allergies. And it's easy to see why... Compared to the typical kibble or canned food, the best grain free recipes contain more meat based protein as well as easy-to-digest animal fats. And usually fewer carbohydrates, too. Not only are grains like corn and wheat a frequent cause of canine allergies they can also be more difficult for a dog to digest.Why Grains Can Be More Difficult to Digest That's because many plant-eating animals (known as herbivores) possess one powerful weapon many carnivores (like dogs) usually lack...Salivary amylase. Amylase is a special enzyme most herbivores and omnivores (like us humans) produce in their saliva. It's needed to begin the break down of starchy carbohydrates into simple sugars...
