ANUA Azelaic Acid 10 Hyaluronic Redness Soothing Serum (30ml) is a lightweight Korean skincare treatment. Formulated with 10% Azelaic Acid and Hyaluronic Acid, it is designed for sensitive or acne-prone skin to soothe irritation, fade blemishes, and reduce redness. Key Benefits & Ingredients: 10% Azelaic Acid: Fights acne, smooths skin texture, and fades post-acne dark spots. Hyaluronic Acid: Delivers deep and long-lasting moisture to prevent dryness. How to Use: Start by using 1-2 drops only 1-2 times a week. Once your skin adjusts, gradually increase to twice a day. When to Apply: Use after cleansing and toning, right before applying moisturizer. Daytime Care: Always use a broad-spectrum sunscreen with SPF 30 or higher during the day.