Power up your pup’s immunity with Mycogen for Dogs - Vitamins with 8 Types of Mushrooms - Supports Immune System - Soft Chews! Created with the natural power of mushrooms, these paw-some chews help support and boost your furry friend’s immune system. Mushrooms contain powerful antioxidants such as polysaccharides, also known as beta glucan, to help fight and prevent infection. Eight types of mushrooms—Turkey Tail, Reishi, Caterpillar, Antrodia, Himematsutake, Maitake, Shiitake, Black Tree Fungus–help your fur-iend stay healthy and happy even while sickness-inducing germs attempt to raid his immune system. Plus, these paw-fectly soft chews are also formulated with vitamin C (calcium ascorbate), vitamin E, vitamin A, coenzyme Q-10 and selenium, ensuring proper absorption. You’ll love that this healthy mushroom supplement is easy to give your pooch. Simply feed a chew directly to him or crumble it over his food. You also have the option to feed him a chew during or after his meal.