... prevent in the natural maturing process of yoghurt , cheese , fresh Ham, sausage, ect.2.Natamycin is a white to yellow flavourless ... not prevent in the natural maturing process of yoghurt , cheese , fresh Ham, sausage, ect.6.Physical characteristic: Natamycin is a white ... . EU: Permitted on the surface of cheese and sausage casings 3. China: GB2760-2001: for cheese, meat and meat products, moon cakes ...