L-Serine, N2-(1-Oxotetradecyl)-L-Lysyl-L-Threonyl-L-Threonyl-L-Lysyl- CAS:1392416-25-9

Kugwiritsa ntchito palmitoyl pentapeptide 4
Matrixyl, yomwe imadziwikanso kuti Palmitoyl pentapeptide-4 (palmitoyl pentapeptide-3 isanafike 2006), ndi matricine omwe amagwiritsidwa ntchito poletsa zodzoladzola makwinya.Idakhazikitsidwa mu 2000 ngati chogwiritsira ntchito pamakampani osamalira anthu ndi wopanga zodzikongoletsera zaku France Sederma SAS pansi pa dzina la malonda Matrixyl.