Our black wattle essential oil contains water, nicotinamide, glycerin. It can lighten the black mark of the skin, reduce the skin melanin, replenish the skin moisture, lighten the skin tone, and make the skin texture more delicate. Its use method is very simple: first clean and dry the skin, then apply appropriate amount to the joint, gently massage until the skin is completely absorbed, after use, it can dilute melanin, replenish skin moisture, improve underarm blackness, inhibit melanin factor, reduce pigmentation, whiten and brighten the skin.