Original Matrixyl / Pal-KTTKS
The original Matrixyl peptide — a Pro-Collagen I fragment that directly stimulates fibroblasts to produce collagen I, III, IV, elastin and fibronectin. Has significant independent clinical evidence including a double-blind trial showing wrinkle reduction versus placebo. Effective at trace concentrations (ppm).
In serums or creams at 3–4 ppm, AM and/or PM.
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