la mer The Concentrate 1 oz. NWT

Strengthens skin against daily irritants, such as pollution and micro-dust, that can lead to signs of premature aging. Helps boost skin's barrier recovery in times of extreme stress. When used for 3 weeks before a professional skin peel, The Concentrate helped skin's barrier strength begin to return to pre-treatment levels in the hours immediately following the peel.* Helps improve skin barrier strength in 14 days**