Peter Thomas Roth Peptide 21™ Collection (courtesy via brand) is designed to help aging skin firm and tone, while reducing the appearance of wrinkles via peptides.  This is a brand new launch that you can purchase at Sephora and I have all three of the items in the collection. Skin type/concerns:  Oily, aging, blemish prone, pores, … More Firm Up with Peter Thomas Roth’s Peptide 21™ Collection