Product name: Sericin Other Name: silk sericin; Sericin powder INCI Name: SERICIN Total nitrogen: â?¥14.0 PH: 5.0-7.0 Appearance: White to slightly yellow powder CAS No: 60650-89-7 Supplier: ZHENYIBIO Sericin can be used as an additive in advanced cosmetics.The amino acid component of sericin has excellent water absorption and skin retention functions.And silk sericin can effectively inhibit the activity of tyrosine and the formation of melanin.Sericin on the hair provides good hair care and repair effect.Sericin powder is rich in proline,which can reactivate the production and reorganization of collagen fibers.This silk protein has anti-wrinkle effects and increases skin elasticity.It also has a powerful antioxidant capacity to prevent lipid peroxidation.It has a soothing effect and reduces the expression of inflammatory mediators.Since sericin strengthens the skin barrier and prevents moisture loss,it also has moisturizing