At the concentrations typically found in cosmetic products, systemic absorption through intact skin is considered minimal, and copper toxicity from topical use has not been reported in the published literature
Its comprised largely of three amino acids: glutamine, glycine, and cysteine
, stable in human gastric juice more than 24 hours, and use without carrier (otherwise, peptide + carrier(s) -complex bears considerable methodological/activity dilemmas), prominent antiulcer effect, and a safe application in inflammatory bowel disease patients with improved wound/intestinal anastomosis healing, adhesion prevention, collagen deposition, and anastomotic strength, along with prominent effect in cuprizone rats ( i.e
Antioxidant activity and inhibition of ultraviolet radiation-induced skin damage of Selenium-rich peptide fraction from selenium-rich yeast protein hydrolysate
Fournier, G
M.BastianelliS.GiustariniD.PierucciS.BustiC.et al