Product name: Pro-xylane Other Name: pro xylane serum INCI Name: HYDROXYPROPYL TETRAHYDROPYRANTRIOL Molecular Formula: C8H16O5 Molecular Weight: 192.21 Appearance: liquid or powder two kinds Purity: 30%-98% CAS NO.: 439685-79-7 Supplier: ZHENYIBIO Pro-Xylane is a biochemical which induces neo-synthesis of matrix proteins. It is a biologically active C-glycoside in aqueous media, acts as an activator of glycosaminoglycans (GAGs) biosynthesis. Pro-xylane is the first example of 'Green' chemical used in cosmetic. Pro-Xylane is an ingredient originally developed by Lancome in 2006. According to research, it is a sugar-protein hybrid made from xylose, a sugar found abundantly in beech trees and known to stimulate the production of glycoaminoglycans (GAGs), molecules responsible for defending the skin against water loss.