... Collagen Peptide, Fish Scale CollagenAppearance: White or light yellow powder,Molecular Formula: (C12H18O4N3)nCAS: 9064-67-9 Product Assay: Not ... the skin, maintain beauty, significantly reduce wrinkles, age spots, black spots and etc. Make bones hard and flexible, not ... container, away from direct sun light and moisture Shelf Life: 24 months if stored properly. Small molecular weight Fish Collagen ...