This is because of its exceptional antioxidant potency, ie, its ability to combat damage caused by oxidative stress
Licorice: a possible anti-inflammatory and anti-ulcer drug
If you are looking for a safe, natural way to achieve a brighter complexion, reduced glutathione may be the answer
What GHK-Cu adds to the formulation: Gene expression modulation across hundreds of genes including collagen genes (Type I, III), tissue inhibitors of metalloproteinases, anti-inflammatory mediators Collagen synthesis stimulation, specifically Type I and Type III collagen the structural proteins of skin, connective tissue, and many other tissues Anti-inflammatory signaling through investigated effects on TNF-, IL-6, and NF-B pathways Copper-peptide chemistry effects including cofactor activity for skin-relevant enzymes Skin-research and hair-research applications (the GHK-Cu literature in these areas is substantial) For the GHK-Cu deep-dive, see Copper Peptides Explained
This included means and standard errors of the mean for continuous data and counts and percentages for categorical measures