A Skincare Powerhouse - Containing over 90% PITERA™, our proprietary, natural bio-ingredient derived from fermentation, this anti aging essence rivals the benefits of retinol, Vitamin C and hyaluronic acid, while addressing visible signs of aging and skin damage in just one step.Real People, Real Results - This essence stimulates the skin's natural reproduction of hyaluronic acid and natural moisturizing factors via skin barrier hydration, leaving your skin fundamentally healthy and youthful looking.1 Bottle Sold Every 2 Seconds - Our iconic facial essence treatment has been a cult-favorite among celebrities and skincare experts alike for over 40 years. This skincare essence is the ideal solution for fine lines & wrinkles, dark spot, uneven texture, dullness and dryness.How to Use - Use 2x daily, after cleansing and toning. Pour 2-3 shakes of the lightweight face essence formula into palms of hands. Press palms together to wet both hands and gently press over face and neck for 1 minute, until fully absorbed.The Miracle of PITERA™ - PITERA™ is SK-II’s exclusive natural ingredient made from a unique fermentation process from a special yeast strain. It contains over 50 micro-nutrients including antioxidants, vitamins, minerals, and amino acids to nourish and improve your skin from multiple dimensions, reducing visible skin damage.