Alpha Arbutin 2% + Ha Is A Water-Based Serum Specifically Designed To Target Uneven Skin Tone And Visibly Improve Pigmentation. It Combines A High Concentration Of Purified Alpha Arbutin, A Well-Known Skin-Brightening Ingredient, With Hyaluronic Acid. Purified Alpha-Arbutin Works To Target Dark Spots And Uneven Skin Tone. Meanwhile, Hyaluronic Acid Helps To Support Product Absorption Into The Skin.