Pharmaceutical Grade. This Vitamin C 20% treatment is a clinical strength, water free formulation that brightens, exfoliates, moisturises and repairs the skin. Suitable for all skin types. Made with love in Australia. Note: All Australia's Sweetest Sin Her Skincare products are conveniently numbered on the front & have an AM/PM Skincare routine in order of use for you to follow. So no confusion in which one to use first or what order is best to use them in!