Plum 2% Alpha Arbutin & Hyaluronic Acid Face Serum is a lightweight serum that helps fade tan & control melanin production in skin. Alpha Arbutin is a gentle active that is considered safe for all skin types including sensitive skin. It effectively fades sun spots diminishes the appearance of melasma i.e. darker patches on the skin and post-inflammatory hyperpigmentation. With the hydrating hyaluronic acid it leaves the skin plump resulting in a smoother supple appearance. The addition of zesty yuzu lemon and licorice further brightens skin and evens out skin tone.