Biotein® Silk AA-SF

Silk Amino Acids. Acts as a moisturizing and conditioning active. It offers improved body, shine, tensile strength and manageability. Its low molecular weight makes it easy to use in the most complex formulas. It is excellent for damaged areas, easing roughness and chapping. It has excellent substantivity and draws moisture to upper layers of skin and hair shaft. It also helps to improve skin elasticity and increase hydration. The natural compatibility helps promote the skin’s ability to regenerate, supporting normal cell function. It has low ash content and forms film to provide an excellent protective barrier against everyday environmental stressors and harsh conditions. Used in skin and hair care products.