Help your pooch maintain good oral health with Purina Dentalife ActivFresh Large Dog Sticks 4 Pack. Designed to fight bad breath bacteria - it is scientifically proven to reduce tartar build-up. Made with natural ingredients; spirulina and honey - it has natural cleaning action, free from chemical cleaning agents. It comes with no added artificial flavourings or colourants and is low in fat. Feeding guidelines: For a large dog from 25kg to 40kg: 1 stick per day. Fresh clean drinking water should always be available. Supervise your dog when giving them the treat. For your dog's health respect the feeding guide and exercise him daily. Ingredients: Cereals *, Glycerol, Minerals, Derivatives of Vegetable Origin, Honey (1.4%), Oils and Fats, Meat and Animal Derivatives, Spirulina* (0.21%), * Natural ingredients. Nutrition: Analytical constituents: Protein 5.5%, Fat content 2.5%, Crude ash 5.0%, Crude fibre 1.5%, Moisture 14.5%, Additives: Nutritional additives: IU/kg: Vit A: 8500, Vit D3: 570, Vit E: 62, mg/kg: B group Vit: 54, Calcium iodate anhydrous: (I: 1.4), Manganous sulphate monohydrate: (Mn: 4.0), Zinc sulphate monohydrate: (Zn: 100), Sodium selenite (Se: 0.14), Antioxidants Colourants.