Vitabiotics Osteocare Glucosamine and Chondroitin. Vitabiotics Osteocare Glucosamine has been designed so there is no need for separate products. Vitabiotics Osteocare Glucosamine contains the preferred D3 form of Vitamin D. Vitamin D3, also known as cholecalciferol, is the form of vitamin D that is produced by the skin on exposure to sunlight.