Zinc oxide is an inorganic compound with the formula ZnO. It is a white powder that is insoluble in water. ZnO is present in the Earth's crust as the mineral zincite. That being said, most ZnO used ...

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Zinc oxide is also an active ingredient in many over-the-counter hemorrhoid treatments. While they may ease discomfort temporarily, these zinc oxide creams have not been studied thoroughly for safety ...

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 ...