The unfolded protein response within ER activate the PERK-NRF2 axis, inducing antioxidant gene expression to alleviate oxidative stress [143]
Copper peptide is a broad label, but the most studied one in cosmetic use is GHK-Cu, also called copper tripeptide-1, and it shows up in many high-end formulas for skin quality
Gkogkolou P, Sarna M, Sarna T, Paus R, Luger TA, Bhm M
Nature Review Molecular Cell Biolology, 13 , 2639
The complex increases the level of cytoplasmic ROS, which is detected by MPO
Glutathione has been scientifically proven to have a positive impact on the skin by reducing signs of aging, making it a highly reliable skin lightening option