A daily-use antioxidant for normal, oily, and combination skin types, Serum 20 AOX+ is formulated with a maximum concentration of 20% pure vitamin C at the pH necessary for optimal performance. With 0.2% ferulic acid to enhance the action of vitamin C, this potent serum neutralizes free radicals caused by environmental aggressors to help prevent damage that leads to premature signs of aging. In addition to antioxidant benefits, it also improves the appearance of existing visible signs of aging.

  • Provides advanced antioxidant protection to help prevent premature signs of aging caused by free radicals
  • Improves the appearance of fine lines and wrinkles and ehnances radiance
  • Formulated at a precise pH and concentration for optimal absorption
  • Once absorbed, this serum’s benefits remain effective for up to 72 hours
  • Paraben-, alcohol-, dye-, fragrance-, gluten-, and silicone-free

Serum 20 AOX+

  • In the morning after cleansing and toning, apply 4–5 drops to a dry face, neck, and chest before other skincare products. May also be used on the backs of the hands. Note: It is normal for vitamin C products to darken after opening due to air and light exposure. This does not affect the product’s potency. Use within six months of opening.

  • 20% L-ASCORBIC ACID: Pure vitamin C (not a derivative) which is readily absorbed by the skin. Provides superior antioxidant protection against free radicals. Improves the appearance of visible signs of aging and sun damage.


    0.2% FERULIC ACID: Plant-based antioxidant that enhances the benefits of phloretin and vitamin C by increasing stability. Helps protect against unwanted pigment production.


    HYALURONIC ACID (Sodium Hyaluronate*): Replenishes hydration and is capable of retaining 1,000 times its weight in water.