For a smooth, glowing complexion, this formula works to resurface and hydrate the skin, lifting pigmentation, improving skin tone and skin barrier function, which can mean improved absorption of other active ingredients such as Vitamins A and C. This chemical exfoliant treatment differs to your average exfoliant as it contains PHAs (Polyhydroxy acids). PHAs are made up of larger molecules than AHAs and BHAs, meaning they do not penetrate into the skin as deeply and instead exfoliate the surface of the skin. This makes PHAs the perfect match for those even with sensitive skin, who want to achieve true daily exfoliation while keeping the skin barrier healthy. This acid toner competes with ease in it's field The unique formula reduces any irritation or dryness unlike similar products. A great addition to your routine in the lead up to a special event.