Whimzees Daily Dental are all-natural with 6 primary, plant-based ingredients. Vegetarian, low fat, NO Gluten, preservatives, added sugar or GMO. Grain Free (with the exception of Ricebones which contain rice). A range of shapes add interest and variety, plus different sizes to ensure safe and effective chewing and provide appropriate daily calorie intake. Give your dog one Whimzees chew per day and you're giving them a fun, all-natural way to help clean teeth and reduce plaque and tartar - all while they chew. Whimzees are 2 x more effective at reducing plaque* than leading competitors, and have a 3 x longer chew time*, making them the treat you can feel great about giving every day. *Based on a study at an independent kennel