Polylysine

Product name : Polylysine

CAS : 28211-04-3

Molecular formula : (C₆H₁₂N₂O)_n

Product description :
Polylysine (ε-poly-L-lysine) is a small polypeptide of the essential amino acid L-lysine that is produced by bacterial fermentation. ε-Poly-L-lysine is used as a natural preservative in food products.

Applications :
Polylysine is commercially used as a food preservative in Japan, the republic of Korea and in the USA. Food products containing polylysine are mainly found in Japan. The use of polylysine is common in food applications like: boiled rice, cooked vegetables, soups, noodles and sliced fish (sushi).
Literature studies have reported an antimicrobial effect of ε-polylysine against yeast, fungi, gram-positive bacteria and gram-negative bacteria.[6]
Polylysine has a light yellow appearance and is slightly bitter in taste whether in powder or liquid form.