Guides
Learn about silk proteins
Short, clear guides to the silk proteins used in cosmetics. Start with what sericin is, then see how it differs from the other silk ingredients and how formulators use each one.
Silk proteinsHydrolyzed Sericin vs Sericin Powder: Which One to Use (2026)
Hydrolyzed sericin and sericin powder differ in molecular weight and feel. Learn how to choose between them for toners, serums and creams.3 min read
Silk proteinsSericin vs Fibroin: What Is the Difference? (2026)
Sericin and fibroin are the two proteins in silk. Learn where each comes from, how they differ, and which one suits your cosmetic product.3 min read
Silk proteinsSilk Peptide vs Silk Amino Acids vs Silk Powder (2026)
Silk peptide, silk amino acids and silk powder all come from silk fibroin. Learn how they differ and which suits your product.2 min read
Silk proteinsWhat Is Sericin? A Formulator's Guide (2026)
Sericin is the protein that holds silk fibres together. Learn how it is made, what it does in cosmetics, and how to choose the right grade.6 min read
Try it in your formula
Ask for a sample, or for the technical data sheet, SDS and CoA.