Product Overview: A Dual-Action Serum That Targets Dark Spots And Uneven Skin Tone While Improving Skin Texture For A Luminous Complexion. Key Features: ‣ Combines Thiamidol And Hyaluronic Acid For Effective Dark Spot Reduction And Hydration. ‣ Dual-Chamber Design Keeps Active Ingredients Potent And Fresh. ‣ Suitable For Daily Use To Achieve Smoother, More Even Skin.