281340-05-0 is a combination vitamin (ACV) supplement used to help maintain healthy bone density, promote joint health and provide antioxidant protection. It contains the active ingredients dextrogen monohydrate, chondroitrin sulfate, and hydrolyzed collagen. Additionally, it contains Vitamin C, Vitamin K2, Vitamin D3, Magnesium and Boron. Vitamin C helps produce collagen, which strengthens bones and minimizes the risk of fracture. Vitamin K2 helps regulate calcium and keeps it in balance with other minerals in the body, which helps promote bone health. Vitamin D3 helps maintain healthy calcium levels in the body, and Magnesium and Boron work to maintain a healthy bone matrix that helps bones stay strong and flexible.