Nisin is a food preservative which is well-known around the world. "Silver-Elephant Brand" Nisin is developed by Microbiology Research Institute of the Science Academy of China and Zhejiang Silver-Elephant Bio-engineering Co., Ltd. as part of a major programme by the Chinese government to develop products for the Chinese food industry.Nisin can be used in a wide range of heat-processed foods. These include: fresh milk, processed cheese and other dairy products, pasteurised liquid egg, processed meat, seafood, canned food, fruit drinks, plant protein drinks, baked products, instant food, beer, wine ect. It can also be used as a preservative in gelatin processing, cosmetics, drugs and health products.