The Serum 10 AOX+ is a potent antioxidant serum that helps protect the skin against environmental damage and premature aging. It contains a blend of antioxidants that work to neutralize free radicals and promote a brighter, more youthful complexion. However, some users may find the serum to be too strong or irritating for sensitive skin types. It is important to patch test and introduce gradually if you have sensitive or reactive skin. Discontinued