GHK-Cu is a peptide that has recently gained interest due to its anti-aging and skincare benefits. It is a component consisting of copper that is present in human plasma, saliva, and urine. Its presence helps promote the swiftness of natural healing in your body. It also helps attract immune cells, stimulate collagen, among other natural benefits for your skin and hair. GHK-Cu has many benefits overall, especially with skin healing, collagen development, and hair growth. It is a compound present in many anti-aging products because of these benefits. GHK-Cu can tighten loose skin, reverse thinning of skin, improve firmness, elasticity, clarity, reduce fine lines and wrinkles, photodamage, hyperpigmentation, skin spots, and lesions. It can also increase hair growth and thickness, reduce inflammation, and help with pain, anxiety, and aggression.