NARSThe Best Concealers at a Glance: The Most Popular Concealer For Covering Up Dark Spots: NARS Radiant Creamy Concealer, $32 (was $33.73)The Best Splurge-Worthy Concealer For Covering Up Blemishes: Yves Saint Laurent Touche Éclat All-Over Brightening Concealer Pen, $39 (was $51) The Best Budget Brightening Concealer For Dark Circles: Maybelline Instant Age Rewind Eraser Dark Circle Treatment Concealer, $9.98 (was $12.99) Even if you love a no-makeup makeup look, concealer is an essential-especially if you struggle with the occasional breakout, uneven skin tone, or undereye bags.