1,natural food preservative Natamycin 2,KOSHER,HALAL certificates ... a perfect biological preservative, it's widely used in food preservation. It also can be applied to treat ... , juices, jams, jellies, marinades products, easily moldy food and processing utensils surface. Natamycin is effective on almost ... cold water to form about 1% solution, thoroughly mixed and then add to food or to the surface ( ...