FSC Green Lipped Mussel 500mg 90 capsule. The unique constituents of this product can help maintain the mobility of joints. Green Lipped Mussel contains many vitamins, especially the B complex group & a broad range of minerals & trace elements. It is also rich in omega 3 fatty acids, protein, provides essential amino acids & is an excellent, well balanced nutritious dietary supplement. The pain & stiffness associated with arthritis is commonly treated with anti-inflammatory drugs, one of the most common side-effects of which are gastric disorders i.e. the irritation of the stomach & upsetting of the digestive system. Green lipped mussel can be used as an alternative treatment.