HAIRLOVE Scalp Serum activates hair growth with powerful GHK-Cu. This lightweight, non-greasy leave-in formula, provided in a 1 fl oz (30 ml) bottle, works to stimulate hair follicles, improve scalp circulation, and extend the active growth phase. It strengthens follicles and supports thicker, fuller-looking hair, targeting thinning, shedding, or slow growth.