The Derma-nu Retinol Power Bundle is the true definition of Beauty Sleep. Let our line of Retinol products fight aging & improve the appearance of your skin while you sleep – Work smarter not harder right? Retinol encourages skin cell turn over & can help to fade dark spots, blemishes & hyperpigmentation allowing you to wake each morning fresh & renewed. Because Retinol encourages skin cell turnover – it is most commonly used as a night treatment as your new, delicate skin will be more sensitive to the sun. If you are looking to take your skin care remine to the next level, this is it ladies (and gents)!