An overnight, fast-acting ‘peel’ that delivers smooth, fresh skin with no downtime? Yes, please. Medik8’s Sleep Glycolic is ideal for use 2-3 times a week and transforms dull, uneven textured skin into a radiant complexion, refining texture, and tone. It's 10% encapsulated glycolic acid is time-released into the skin to deliver optimal results and unlike some other acids it is a non-drying formula and doesn’t compromise the skin barrier.