Take the weight of the world off your skin. Use this extraordinary formula for 21 consecutive nights. The intensive, concentrated action works to visibly free your skin from the accumulation of excessive damage. With a 'clean slate,' skin can focus its energies on repairing the visible effects of environmental damage. Use it every 3-4 months, or after sudden skin traumas such as dehydration, excessive sun exposure, or pre- and post micro-dermabrasion and chemical peels.