Forever Youth Liberator is the 1st skincare by Yves Saint Laurent containing the Glycanactif™, a patented combination of 3 glycans, to help increase youthful activity in skin cells. This cream, for normal to combination skin types, envelops the skin with a satin-like texture. This mask will give visible results: Immediately, the skin feels refreshed, suppler and more comfortable. The complexion looks fresher and feels softer. Brand : Yves Saint Laurent. Category : Masks. Effect : Brightening. Skin Type : All Types. Treatment Effect : Anti-ageing.