Silberhorn - Pet Mussel (Perna Canaliculus) • 100 x 200mg Greenshell Mussel Capsules • Use as a nutritional supplement to assist in keeping your pet in peak condition. New Zealand Green-Lipped Mussel adds B-complex vitamins, Omega 3 fats and mucopolysaccharides, as well as antioxident free radical cleansing properties. Just administer whole or sprinkle on their food!