Chondroitin (chondroitin sulphate) is a chemical substance which is widely taken by arthritics to slow joint cartilage breakdown.


Chondroitin sulphate

Chondroitin sulphate is extracted mostly from shellfish, and is a component of normal cartilage, helping to give it its elasticity.


Glucosamine and chondroitin sulphate

Dr Karen Hambly talks about two popular nutritional supplements and their effects on joint cartilage.



Chondroitin for osteoarthritis. Singh JA, Noorbaloochi S, MacDonald R and Maxwell LJ. Cochrane Database Syst Rev. 2015; 1: CD005614.

Discrepancies in Composition and Biological Effects of Different Formulations of Chondroitin Sulfate. Martel-Pelletier J, Farran A, Montell E, Vergés J and Pelletier J-P. Molecules. 2015 Mar; 20(3): 4277–4289.

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