Royal fern phytoactive skin perfecting essence is a combination of anti-inflammatory fern extracts, fruit acid, and gluconolactone nourishes and refines your skin in just seconds. The fruit acid and gluconolactone (a PHA) work to gently exfoliate deep into the pores, normalizing sebum production, fading hyperpigmentation, moisturizing, and balancing the complexion. The removal of dead skin cells enables active ingredients in follow-on care to be absorbed more effectively.