"Jointneed Rose Hip & MSM provides unique combinations of trace minerals, vitamins and nutrients, ideal for those with an active life, in sport or in later life. Rose Hip & MSM Jointneed Rose Hip & MSM provides MSM (Methylsulfonylmethane) which is a naturally occurring organic compound, plus standardised Rose Hip extract (Rosa Canina), containing a complex mixture including proanthocyanidins and flavonoids. Trace minerals and vitamins Copper contributes to the maintenance of normal connective tissues and therefore can be beneficial to cartilage Vitamin D, zinc and manganese all help to maintain normal bone. Vitamin D3 is provided in its Cholecalciferol form as naturally produced by the body on exposure to sunlight. Glucosamine & Chondroitin Along with trace minerals, Jointneed Rose Hip & MSM provides Glucosamine present in the preferred potassium form, and a high quality LMW (low molecular weight) form of Chondroitin."