It contains three types of hyaluronic acid (in varying molecule weights that target different layers of your skin) that boost your prehistoric-feeling skin’s hydration levels immediately.



We love the instant plumping and firming effects of the ingredient Pro-Xylane, a naturally occurring sugar derived from Eastern European beech wood.



Purple-rice extract acts like a sealant at the bottom of a boat, ensuring that the amount of naturally occurring hyaluronic acid in your skin stays where it should.



SkinCeuticals purports that this serum can extend the life of an injectable filler by 30 percent. (Hyaluronic-acid fillers typically last between six months and a year.)



SkinCeuticals H.A. Intensifier ($120), at

This article originally appeared in the June 2016 issue of ELLE Canada.