Kiehl's bestselling Midnight Recovery Concentrate is beauty sleep in a bottle. Naturally derived from olives and paraben-free, it's enriched with lavender essential oil, primrose oil and squalane to promote a healthier, fresher, younger-looking complexion while you sleep.A cult classic that continues to bloom in popularity, this hero face oil aids the skin's natural night-time recovery process, prepping for a surprisingly productive night's sleep after which you'll wake to discover a refreshed, toned and radiant complexion.