Health Extension Yak Cheese Chew Dog Chew is the paw-fect way to keep your pup busy for hours! This all-natural, long-lasting chew is bursting with delicious cheese flavor and is made in Nepal with yak and cow milk. It's great for dental support and is vegetarian, gluten-free, grain-free, and GMO-free. Plus, it's made with limited ingredients, so pet parents can feel good about giving it to their pup. Let the chewing begin!