Silk Protein from Bio Shop™ is a luxurious, water-soluble protein derived from pure silk, known for its powerful moisture-binding and smoothing properties. It penetrates deeply into the skin and hair, enhancing softness, strength, and elasticity. In skincare, it helps retain moisture, giving a silky, radiant finish. In hair care, it reduces frizz, adds shine, and improves manageability. Ideal for serums, shampoos, conditioners, lotions, and creams. Use at 0.5%–2% in the water phase. Perfect for creating premium, hydrating, and nourishing DIY beauty products.