da Luz CM, da Broi MG, Donabela FC, Paro de Paz CC, Meola J, Navarro PA
Epub 2018 Jul 20
Generally, these variation peptides are found in parts per million in active technologies that topical products claim to include at high percentages but the final concentration of the variation peptides in topical products is generally less than 0.01% and these peptides would then have to be converted to even smaller amounts of pure copper peptides within the skin
You may notice clear skin and smooth texture by the end of a month
Together, these mechanisms underpin the scientific rationale for using glutathione in modern skin brightening products, making it a valuable active for serums, essences, creams, and ampoules that focus on safe, gradual, and multidimensional brightening effects