ε-Polylysine is a natural substance from streptomyces albulus metabolism. It is widely used as food preservative. It can inhibit the growth of Gram-positive and Gram-negative bacteria, yeasts, moulds, bacteria, ect..
It can decompose for lysine within the human body, and can be completely digested absorption by the human body￡?not only doesn’t have any poisonous side-effect, but also can be regard as the source of one kind of lyisine