Palmitoyl Tetrapeptide-3
Palmitoyl-GQPR, Palmitoyl Tetrapeptide-7
Formula: C34H62N8O7 Molecular Weight: 694.9
Skin conditioning
Chemical formula
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Synthetic peptide that's part of Matrixyl 3000, which also contains palmitoyl oligopeptide, and is believed to work as a skin-restoring ingredient with anti-aging benefits.

This peptide is composed of four amino acids plus fatty acid palmitic acid to enhance stability and penetration into the skin. Peptides have different functions on skin, and this particular peptide, on its own or as part of Matrixyl 3000, helps to replenish skin's surface and calm visible signs of sensitization.
Reference for this information:

Molecular Pharmaceutics, March 2013, pages 1,063-1,069

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