WHAT IT IS: Ressource is an anti-stress hydrating skincare line from Givenchy that replenishes the skin with moisture while protecting it from daily stresses of pollution, harmful infrared and blue lights, hormonal stress and lack of sleep. WHAT IT DOES: This treatment serum works to intensively replenish the skin's moisture. The milky texture is formulated to help counteract the visible signs of stress such as redness, dullness, and dehydration. After use, the skin is visibly fortified, plumped with moisture, and glowing.