Customization: | Available |
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Certification: | ISO, FDA, Halal, Kosher |
Assay Method: | HPLC |
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CAS | 96690-41-4 |
Amino Acid Content | ≥90% |
EINECS No | 306-235-8 |
CLOSING REF No | 37698 |
Appearance | White Powder |
pH | 5.0~7.0 |
Solubility | 100% soluble |
Silk amino acid (SAAs) also known as Sericin is a natural water-soluble glycoprotein extracted from raw silk. It is used as an additive in skin and hair care products due to its high levels of serine which has excellent moisture preservation characteristics. As a water-based additive, it is used to provide a protective barrier and silky feel to lotions, soaps, personal lubricants, hair, and skincare products.[3] Silk amino acids are produced by hydrolyzing (or breaking apart) silk proteins into smaller peptide chains, typically 18 to 19 amino acids in length. Silk amino acids have a lower molecular weight than silk protein powders and are moisturizing to skin and hair.
Silk amino acids are used in formulating shampoos, conditioners, hair treatments, body wash, body lotions, cleansers, toners and facial moisturizers, mascara, lipstick, and color cosmetics.
Due to its proteinous nature, sericin is susceptible to the action of proteolytic enzymes, making it digestible; and because of properties like its gelling ability, moisture retention capacity and skin adhesion, it has numerous medical, pharmaceutical and cosmetic applications.