Vitabiotics jointace collagen tablets contains a unique combination ideal for those with active life in sport or in later life jointace collagen tablets contains glucosamine sulphate is present in the preferred potassium form with trace minerals for nutritional support chondroitin sulphate contains a high quality low molecular weight lmw form of chondrotin collagen type 11 this high grade collagen is hydrolysed to improve absorption and unlike some sources of collagen it contains