E-POLYLYSINE 25% SOLUTION is Amino acid-structured preservative. As an ingredient manufactured from natural substances using our biotechnology. POLYLYSINE is a straight chain polyamino acid that connects 25 to 35 L-lysine residues,characterized by a peptide bond between the epsilon amino group and the carboxyl group in L-lysine, a kind of essential amino acid.

Polylysine 25% solution is a natural polymer of L-Lysine, an essential amino acid produced by fermentation of bacteria. It can be used alone or in combination with other preservatives. It is not compatible with anionic surfactants. Effective pH 5-8.