Natamycin is milky or almost white crystal powder, it is a kind of tasteless, ordourless, safe food preservative. It can functions with only very few. Natamycin is a kind of fermentation product by Streptomyces natae. When it is used to process dough, it can apparently delay its expiry date. However natamycin will not inhibit bacteria, so it will not affect yogurt, cheese, uncooked ham, dry sausage procession.


Natamycin is a natural, broad-spectrum, highly effective and safe inhibitor of filamentous fungi such as yeasts and molds. It can not only inhibit fungi, but also prevent the production of mycotoxins. Natamycin is harmless to the human body, it is difficult to be absorbed by the human digestive tract, and it is difficult for microorganisms to develop resistance to it. At the same time, because of its low solubility, it is usually used for surface preservation of food. Natamycin is biological preservatives.