Product Features: Our 14 Azelaic Acid Facial Serum is a multi-purpose skincare solution designed to support clearer, calmer, and more balanced-looking skin. It helps reduce the appearance of redness, blemishes, and uneven tone while suitable for sensitive skin. High-Quality Ingredients: Our 14 Azelaic Acid Serum is enriched with multiple powerful ingredients such as niacinamide, hyaluronic acid, and vitamins B3 and B5, which effectively moisturize and deeply nourish the skin, improving skin elasticity and firmness, and addressing dryness and roughness. Combined with Niacinamide to help balance oil and strengthen the skin barrier, and Hyaluronic Acid to provide lasting hydration, this lightweight serum leaves skin feeling smooth, comfortable, and refreshed. Notice: Our cream may cause light skin redness for sensitive skin, this is normal, and the symptom will disappear with in 1 hour. It takes up to 30 days for sensitive skin to develop tolerance to this product, and the above irritation won't reappear. Specification: Materials: Niacinamide, hyaluronic acid, and vitamins B3 and B5. Application: Face, neck. Package includes: 1.41 fl.oz 40 ml 2.82 fl.oz 80ml Tips: You are welcome to place an order to buy our products with confidence. If you have any quality problems or have not received the goods, you can consult us at any time. We will try our best to solve for you. Provide you with the best service. Thank you for your understanding and support of our store.All-In-One Skin Care Serum: The lightweight, non-greasy texture absorbs quickly, non-comedogenic. No fragrance, cruelty-free. It can be used with your favorite skincare products, but it is not recommended to use it together with high-concentration exfoliating acids such as AHA and BHA. You can use them on alternate days. Specializing in Unique Scientific Formulations: This 14 azelaic acid serum is designed for sensitive skin and skin prone to acne and redness. It can be used as part of your daily skincare routine and is suitable for all skin types. Enhanced Fusion Formula: Boost niacinamide, vitamin A C, and hyaluronic acid. Multiple premium ingredients help improve blemishes and dull skin, reduce visible redness and swelling, strengthen the skin's natural barrier, improve spots and scars, and correct skin imperfections. Targets Acne Marks: Azalecic acid serum can clear acne and unclog pores. This powerful serum, primarily derived from natural grains, is gentle and safe, reducing blemishes, regulating sebum production, and fading facial imperfections. High-Potency Azelaic Acid Serum: Our serum contains a high concentration of 14 azelaic acid, designed to improve facial redness, effectively reduce redness and blemishes, even out skin tone, and soothe the skin. Achieve a smoother, clearer complexion.