JointCare Active with Glucosamine, Omega-3 and Chondroitin May support muscles, bones, cartilage and joint health Also containing Vitamin C and D for extra bone and muscle support Seven Seas JointCare Active with Glucosamine, Omega-3 and Chondroitin supports muscles, bones & cartilage to keep you moving. Our Seven Seas JointCare experts understand how important it is for you to stay active and be able to continue doing the things you love. JointCare Active also contains Vitamin C which may support cartilage health and Vitamin D to support muscles and bones.