What it is: A powerful antioxidant-rich moisturizer that shields and revitalizes environmentally stressed skin. What it is formulated to do: Essential-C Day Moisture Broad Spectrum SPF 30 PA+++ creates a powerful shield to protect skin from UVA/UVB rays and free radical damage and renews skin"s moisture barrier. Next generation vitamin C and a patented skin repair system improve skin clarity, firmness, and elasticity. Ectoin and phospholipids increase and preserve hydration for healthier-looking skin. Broad spectrum sunscreens help shield skin while select antioxidants neutralize free radicals. Essential-C Day Moisture is recommended as the step three moisturizer in any Murad Environmental Shield® regimen.