Blue Copper Peptide Hyaluronic Acid Essence Moisturizes Anti-Wrinkle, Even Skin Tone And Smooths Fine Lines And Tender SkinOur Blue Copper peptide hyaluronic acid serum contains blue copper peptide, hyaluronic acid, trehalose. It can moisturize and firm the skin, fade fine lines, improve dark circles under the eyes, smooth and delicate skin, youthful. Its use is simple: After cleansing and toning, take a tube of essence and pour it into the palm of your hand. Apply the serum to your face and gently pat with your palms to absorb the serum. Use daily for better results.