Formulated with Vitamin C, Vitamin E, and Hyaluronic Acid, this serum offers powerful antioxidants and hydration to revitalize your skin. Our Vitamin C Serum is a gentle, overnight skincare formula that enhances the appearance of youthful skin and supports a revitalized complexion, reducing the visible signs of aging. This face serum is for women and men. External Use Only. Extremely excellent moisturizing effect. Use the serum twice daily on your face and neck for optimal results. This lightweight formula absorbs quickly and can be used alone or under your favorite moisturizer and makeup. Use the serum twice daily to achieve optimal results and maintain the health and appearance of your skin. This gentle yet effective serum is suitable for all skin types, including dry oily skin.