Shari Marchbein
MDFAAD
board-certified dermatologist in New York City
Ease Into Using This Derm-Beloved Ingredient by Making a ‘Retinol Sandwich’
A dermatologist explains how to make a retinol sandwich with your serum and your moisturizer so the ingredient is less irritating.
The 7 Best Zinc Sunscreens That Offer Full Sun Protection Without Irritating Sensitive Skin
Mineral sunscreen with zinc has long had a bad rap. But not these options. Shop seven options that you’ll actually want to apply—and reapply.
