The lightweight, non-greasy Colorbar Co-earth Onion Hair Serum is enriched with beneficial natural extracts that have numerous health benefits for hair. enriched with the beneficial properties of black seed and red onion extracts, which support hair growth, minimize breakage, and nourish hair strands. Aloe vera, jojoba, and argan oil contribute to the natural sheen, frizz reduction, and damage protection of hair. Black seed extract conditions your hair and helps to lessen scalp irritation. Hair is strengthened, and keratin production is stimulated by biotin. Simply apply a few drops to your fingers and run them through your hair to achieve a gorgeous sheen and voluminous appearance.