Gentle Skin-tendering Ingredient Silk Fibroin Powder for Skin Care

Gentle Skin-tendering Ingredient Silk Fibroin Powder for Skin Care 

I. Product Overview

Silk fibroin is a natural high-molecular functional protein prepared from natural mulberry silk through degumming, purification, refining and sterilization processes. It consists of 18 kinds of amino acids, among which glycine, alanine and serine account for more than 80% of the total components. The product features excellent biocompatibility, biodegradability, moisturizing and repairing properties as well as film-forming ability. It is non-toxic, non-irritating and structurally stable, serving as a core raw material for high-end skincare products, medical dressings and tissue engineering materials. This product is available in two specifications: water-soluble powder type and refined aqueous solution type.

2. Basic Product Information

3. Key Functional Properties

1. Biocompatibility: Non-cytotoxic, non-irritating, non-sensitizing.
2. Film-forming ability: Forms flexible, transparent and breathable protein film after solvent evaporation.
3. Moisturizing: Rich in hydrophilic amino acids, capable of water retention and skin barrier repair.
4. Biodegradability: Enzymatically degradable in vitro/in vivo without harmful residues.
5. Structure: Controllable Silk I / Silk II secondary crystal structure.

4. Application

Cosmetic Grade: Serum, mask, lotion, cream, hair care products.
Medical Grade: Wound dressing, tissue engineering scaffold, medical coating, regenerative biomaterials.