A popular serum containing niacinamide and zinc. It evens out skin tone and controls shine and sebum. Also effective for pore care, helping you achieve clear, translucent skin. ✔ Evens skin tone ✔ Controls shine and sebum ✔ Effective for pore care I used it a few times, but it didn't suit my skin, so I'm selling it. * The tip of the dropper has not touched the skin or palms. * Price is not negotiable. Please purchase only if you understand that this is a pre-owned item stored by a private individual.