ε-Polylysine is a natural metabolic product of microbes, and widely used as antistaling agent for food. It can inhibit Gram-positive/negative bacteria such as Escherichia coli, Bacillus subtilis, yeast, lactic acid bacteria.
etc. ε-Polylysine is light yellow powder with high moisture absorption and slight bitter taste. It also has good thermal stability (120°C, 20min) and can inhibit thermophilic bacteria. It is soluble in water, slightly soluble in ethanol.
Use:
ε-Polylysine was approved in Oct. 2003 by the FDA as a safe antistaling agent of food. It is harmless to the human body, and will be automatically depolymerized in into amino acids in the intestinal tract. It can be used in rice, noodles, and cream, salad, cans and meat products.