Bluebonnet’s Glucosamine Celadrin® MSM Vcaps are specially formulated with a combination of pure glucosamine sulfate (1,500 mg), Celadrin® (1,500 mg), and OptiMSM® (200 mg) an active form of sulphur. Celadrin® is a blend of esterified fatty acids, which promote flexibility and joint health. Available in easy-to-swallow vegetable capsules for maximum assimilation and absorption. †