1.Basic information: INCI name: Tetrapeptide-26 Purity: >95% by HPLC Tetrapeptide-26 Concentration: Source: Odor: no Stability: stable Grade: cosmetic MSDS and COA: available for your reference Capacity: 800g per month Appearance: white powder 2.Functions: 1.Associated with a maintenance of expression of CLOCK, BMAL1 and PER1 2.A decrease of indued sun burn cells 3.repair of UV damage 3.Description: Tetrapeptide-26� is an innovative anti-aging tetrapeptide, designed using advanced molecular biology and inspired by epigenetic science, to boost the expression of clock genes. 4.Usage: after-sun applications.