Microfine Zinc Oxide is a Superior Sunscreen Ingredient to Microfine Titanium Dioxide

Abstract
Background.Microfine zinc oxide and microfine titanium dioxide are particulate sunscreen ingredients that absorb broad-spectrum ultraviolet (UV) irradiation.Objective.We compare microfine zinc oxide and microfine titanium dioxide for their abilities to attenuate UVA radiation and their relative whit