Celadrin is an all natural proprietary ingredient, that has been clinically proven to reduce pain and rapidly promote joint health, improving flexibility and mobility. Clinically studied at various times in Vivo, it has been published twice in the prestigious Journal of Rheumatology.Available for oral and topical applications, Celadrin's beneficial effects have been proven superior in results to Glucosamine, Chondroitin, MSM, SAMe and other arthritic medications.