Carley Millhone is a writer and editor based in the Midwest who covers health, women's wellness, and travel. Her work has appeared in publications like SELF, Greatist, and PureWow. Nick Blackmer is a ...
Zinc oxide is the main ingredient in mineral sunscreens. It is a fine, white powder that is either synthetic or derived from the mineral zincite. Zinc oxide helps form a physical barrier on your skin ...