2-In-1 Formula: Goofy Tails Active Dental twists has a 2-in-1 dental formula that helps to reduce tartar buildup, Freshens the breath, and cleans teeth and overall dental health of your dog of all ages, breeds, and sizes Probiotic Dog Treats: Goofy Tails dog dental twists are highly palatable, these dog treats contain real goat’s milk which is high in protein and amino acids, which benefits muscle building and repair of damaged tissues, and also full of probiotics to support healthy gut bacteria. Blueberry & Apple: These dog dental care treats are made with natural ingredients that are healthy for dogs. It contains blueberries which are proven antioxidants, rich in vitamins C and K. It also has Apple which is a great source of vitamins A and Potassium, and fiber which helps dogs maintain a healthy weight and digestion. Gluten-Free Dog Treat: Goofy Tails Active Dental twist has a Unique twist shape & abrasive texture that helps clean between teeth, these dog treats are gluten-free and are easy to digest, and provide nutrition for healthy and delicious treating.