250g Peranaease Powder may assist in the relief of arthritic symptoms in dogs. Pernaease powder is a natural supplement, designed to assist in relieving arthritic symptoms in dogs of all ages. Pernaease Powder contains no preservatives, added flavoring or bulking agents - only pure and natural freeze dried marine concentrates. Active Constituents: 600g/kg Stabilised Green Lipped Mussel Power (Perna canalicilus), 200g/kg Shark Cartilage, 200g/kg Abalone Powder (Haliotis iris) Glycosaminoglycans (GAGs): Contains not less then 14% combined glycosaminoglycans (predominantly chondroitin sulphate) and glucosamine.