Brand from South Korea: KAINE. Benefits:This overnight serum provides gentle exfoliating power with pore care to create glass-like smooth skin.Contains 7% Rosemary Leaf Extract that gently soothes irritated and sensitive skin while removing the active oxygen accumulated inside the skin thanks to its antibacterial and anti-inflammatory properties.Formulated with 9% Lactic Acid, a type of AHA with gentle exfoliating power to remove dead skin cells and skin impurities and help maintain skin moisture.Enriched with Succinic Acid to eliminate blackheads and reduce pore size for creating smooth and clear skin.Features a lightweight fluid-type texture that can be easily absorbed by the skin.How to use:1. After washing your face in the evening, make sure your skin is dry.2. Gently shake the product to ensure proper mixing, then evenly apply it across your face.3. Use once a week at first, then work your way up to 2-3 times a week based on your skin's condition.4. Cleanse your face with a gentle cleanser i