... silk essence, unglued from silk, derives from the hydrolyzation of fibroin protein, which creates polypeptide and amino acid. Multiple ... dipeptide, tripeptide are extracted from natural silk. With abundance of 18 kinds of amino acid, namely, glycin, alanine, alpha-amino- ... 5<=2The germ total amount(cfu/g)<=30<=100Other germzerozeroThe application of silk fibroin:1. health care food 2. nutritious food ...