AvoDerm Advanced Joint Health provides healthy balanced nutrition for your dog with the added benefits of natural Chondroitin sulfate and Glucosamine to help maintain healthy joints. it's specially formulated with naturally sourced chondroitin sulfate and Glucosamine from real chicken cartilage, not synthetic or chemically extracted.no wheat. No corn. No grain. AvoDerm Advanced Joint Health Dog Food is formulated to be rich in high quality fats and oils with balanced Omega-6 and Omega-3 fatty acids. We use nutrient dense omega-rich avocados and avocado oil to help promote good health and a healthy skin and coat that shows from the inside out.