... dairy products, pasteurised liquid egg, processed meat, seafood, canned food, fruit drinks, vinegar, sauce, soy sauce, composite flavorings, ... the original soup of the food. Nisin can also be used together with other food preservatives. 5)Expire Date:24months in ... in original unopened packs. And we also produce and export Natamycin(Natamycine, Natamicina, Pimaricin, Pimaricina), Polysine, if you are ...