HYPER REAL SERUMIZER 0.2OZ. Benefits: THE MAC DIFFERENCE. Wear serum alone or underneath makeup for a perfectly prepped, makeup-ready complexion.. Non-greasy and non-pilling. Lightweight, breathable serum texture absorbs instantly for a smoother, better makeup application. Keeps makeup looking fresh for 12 hours.. Key Ingredients: Japense Peony Extract & Ceramides: Supports and restores skin barrier strength. 12% Hyaluronic Acid Solution & 4% Niacinamide: Hydrates, plumps and refines the skin. Research Results: AFTER 1 USE: Retexturizes skin. +161% increased hydration for balanced skin*. +71% strengthened skin barrier*. Keeps makeup looking fresh for 12 hours. AFTER 4 WEEKS: 100% had a visible reduction in dark spots**. -30% reduction in the appearance of pores***. 95% said skin looked more radiant and healthier****. 94% said the appearance of skin texture and pores were minimized****. 94% said skin looked more even*****. AFTER 12 WEEKS: -49% visible reduction in dark spots******. *Clinical testing on 25 panelists after one use.. **Clinical testing on 35 panelists after four weeks of use, twice a day. ***Clinical testing on 28 panelists after four weeks of use, twice a day.. ****Consumer testing on 181 panelists after four weeks of use, twice a day..