PURA D’OR 20% Vitamin C Serum for Face is rich in vitamins and minerals that are essential to forming new healthy skin structure and promoting the increase of collagen. This overnight hyaluronic acid serum contains a 3.0 pH level and functions as a dark spot remover, skin brightening, and anti-aging retinol serum. After washing your face at night, apply a sufficient amount of face moisturizer and leave overnight. The hyaluronic acid and ferulic acid help in reducing the appearance of wrinkles, scars, and fine lines while keeping your face hydrated and naturally moisturized. Our Vitamin C Serum is free from any harmful chemicals with no artificial scents added. It is made in a U.S. facility that uses a renewable energy source.