The Beauty of Joseon Glow Deep Serum combines 68% rice bran water and 2% alpha arbutin to target pigmentation and uneven skin tone. This lightweight serum provides brightening and hydrating benefits while helping to control melanin production for a more radiant complexion. Key features: • Contains 68% rice bran water rich in amino acids and minerals • 2% alpha arbutin for effective brightening • Lightweight and easily absorbed texture • Suitable for all skin types • Traditional Korean herbal medicine ingredients • Helps control melanin production • Provides both brightening and hydrating benefits The serum can be used both day and night, though evening use is recommended since alpha arbutin is sensitive to light and heat. Apply 2-3 drops and pat gently into skin. For best results, store in a cool, dark place and use promptly after opening. Can be layered with other products like Revive Serum and Ginseng Essence Water for enhanced results. A patch test is recommended for sensitive skin types before full application.