@jodi.honestbeauty: Copper peptide serum with bakuchiol (the plant-based retinol alternative) in the same bottle 💙 The blue comes from the copper peptide itself: 0.5% copper peptide + 0.25% bakuchiol, and no dye on the ingredient list. Be honest: would you try a blue serum? 👇 Orange cart below 🛒 #copperpeptides #discoveryourgift #tiktokshopblackfriday #koreanskincare #cosrx @COSRX US @COSRX Official