Retinol Intense Reactivating Serum AD 30ml is an intensive serum containing retinol, one of the most powerful ingredients in fighting signs of aging. This serum helps stimulate skin cell renewal, reducing the appearance of wrinkles and fine lines while improving skin elasticity. It also enhances skin radiance and helps even out skin tone by promoting collagen production. This serum is ideal for mature skin or skin with issues like pigmentation or fine lines. For best results, it should be used in the evening.