The Glow Deep Serum is the ultimate treatment for dark spots and stubborn pigmentation. It's fortified with an intensive brightening blend of 68%  Rice water and 2% Alpha Arbutin - the optimum concentration of a well-studied anti-oxidant proven to improve the appearance of freckles and melasma. 
This serum also contains more traditional herbal elements like soybean, sesame, and calming goldthread root to promote a more even skin tone by soothing and targeting redness.