Trixie Wormentest Voor Katten KRKA and is a natural source Choice:M XL 39 X 45 CM (386578) and is a natural source of high quality protein that stimulates muscle development and provides necessary energy Hydrated zinc chelate of amino acids 600 mg (Zn: 60 mg) Kit to collect samples at home for a worm test This product is only intended for sale in the Netherlands