1,natural food preservative Natamycin 2,KOSHER,HALAL certificates 3,JOINCARE Brand 4,free samples Natamycin is a kind of Polyene macrolide antibiotics produced by fermentation of Nata-Streptomyces. It has a strong performance in antifungi, especially to prevent the growth of mold and yeast and inhibit the formation of afatoxin in filamentous fungi. It has a low toxicity to mammal cells. As a ...