Bones and Joints Large dogs are often very active. Due to their natural size and the associated body weight (up to 44 kg), their joints are often subjected to intense stress. Corn, corn meal, poultry meal, dried meat (beef, pork)*, animal fat, animal protein (hydrolysed), corn gluten meal, dried beet pulp, fish oil, minerals, soybean oil, yeast, hydrolyzate from crustaceans (source of glucosamine), hydrolyzate from cartilage (source for chondroitin). Vitamin A (19,000 IU/kg), Vitamin D3 (1,000 IU/kg), Vitamin E (500 mg/kg), Vitamin C (200 mg/kg), Vitamin B1 (8 mg/kg), Vitamin B2 (4, 1 mg/kg), vitamin B6 (8.7 mg/kg), vitamin B12 (0.08 mg/kg), niacin (16 mg/kg), biotin (1.09 mg/kg), folic acid (1, 0 mg/kg), choline (2500 mg/kg), lutein (5 mg/kg), iron (185 mg/kg), copper (15 mg/kg), manganes