Acetyl Tetrapeptide-11 – Texture-Refining Peptide for Photoaged & Mature Skin | Cosmetic Peptide Supplier

Product name: Acetyl Tetrapeptide-11

serial No.: Ac-Pro-Pro-Tyr-Leu

CAS No.: 928006-88-6

HPLC: ≥98%


Acetyl Tetrapeptide-11 is a cosmetic peptide associated with improving skin texture, resilience, and the appearance of elasticity.

It is often used in formulas targeting mature or photo-damaged skin, helping to refine skin surface and support a more youthful look.

Applications include facial serums, neck and décolleté products, and day/night creams, frequently in combination with other matrix-supporting peptides.

Its targeted activity and good compatibility suit advanced anti-aging and firming concepts.