There's one ingredient I will not skip and I have a lot of opinions on what's worth keeping., It's GHK Cu., Copper peptide., It's the closest thing science has to a signal that tells your skin to act Organic Copper Peptide Anti Aging Serum GHK Cu, Argireline, Matrixyl 3000, Hyaluronic Acid Wrinkle Repair Lightly scented with essential oils Cosmetic Raw Ghk Cu Copper Peptide Hair Copper Peptide Powder Ghk Cu Cosmetic Raw Ghk Cu and Hair Copper Peptide price GHK Cu Peptide for Skin & Hair Facial Serum & Scalp Solution