This is a DIY Ingredient, NOT a Ready Made Serum. Please contact us if you need help finding a ready made serum such as our Nourish that contains Copper Peptide. Copper Peptide Recommended usage rate up to 1%. .5 fl. oz. Blue Glass Dropper Bottle Give your skin's vitality a boost with our preservative free Copper Peptide D-I-Y Ingredient. Copper Peptide is essential for healthy skin and hair. Copper Peptide is a micro nutrient that helps your skin function properly. Copper Peptide helps your skin stay young and retain it s natural beauty by improving the look of your skin and diminishing the look of wrinkles, including crows feet. Just add a small amount to any cream, serum or moisturizer.