L'oréal Paris Age Perfect Cell Renewal Midnight Serum is designed to support the skin's natural renewal process by utilizing an antioxidant recovery complex, which includes a patented antioxidant from bitter orange and vitamin E. Suitable for all skin types, including sensitive skin, this serum is formulated to help reveal new surface cells for a visibly younger appearance. Upon application, it aims to moisturize deeply, leaving skin refreshed and well-rested by the next morning. With continued use, skin may feel stronger and appear more luminous within one week, and healthier with an improved overall complexion in two weeks. This product is dermatologist tested, paraben-free, mineral oil-free, and allergy tested, ensuring safety and efficacy. It is manufactured in the USA with domestic and imported ingredients and has undergone extensive testing, including a minimum of 400 applications, to guarantee its benefits.