Vitabiotics Jointace Chondroitin contains a unique triple combination for those with an active life in sports or in later life. Vitamin C contributes to normal collagen formation for the normal function of bones and cartilages. Copper contributes to the maintenance of normal connective tissue. Zinc, manganese, and vitamin D help to maintain normal bones. It is a micro-nutrient supplement with glucosamine, vitamins, and minerals.