A smoothing serum and glow essence that delivers smoother, stronger, more hydrated skin in just 4 weeks.* The first step of our Artist-approved Vitamin Enriched regimen, powered by 10 potent skin-caring ingredients. Boosts your base with skin-loving hydration and helps to create a perfect canvas for fresh, seamless makeup over time.. . *Clinical testing on 51 women after using product for 2 weeks.smoothing serum and glow essence.