Chondroitin is a related compound to Glucosamine and research shows that the combined action of the two may enhance the supplements ability to achieve the desired resultCartilage helps cushion your joints and protect themCartilage is a connective tissue which amongst other things helps to protect your joints by acting as a cushion between them It is not as hard as bone and can wear away over time Chondroitin helps to draw fluid into your joint cartilageOur regular-strength combination tablet provides a FULL 500mg of Glucosamine Sulphate from 699mg Glucosamine Sulphate 2KCl alongside 100mg of our high-grade 90 Chondroitin Sulphate in an easy-to-swallow shapednbsptablet formEnsure you dont buy an inferior quality supplementBUYING TIP Some other manufacturers only include low-grade 20 Chondroitin Sulphate versus the 90 material we use here at Just Vitamins so please be aware when comparing products and prices Chondroitin is an expensive compound so its not surprising that they will try to cut cornersWe believe our Glucosamine and Chondroitin combination tablet to be the best value for the quality you can find