Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with Needle less peptides??? Yes, really , Sublingual GHK Cu peptide strips are designed to dissolve under your tongue or at the roof of your mouth, where the tissue is thin and highly vascularmeaning Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum WHY WE'RE OBSESSED GHK Cu (oral): Supports collagen + elastin Encourages tissue repair Elevates skin quality overall Not anti aging. Regenerative. Shipping available nationwide For education and research only