There are lots of reasons to use a mineral sunscreen (i.e. one that uses zinc oxide and/or titanium dioxide to physically block UV rays, instead of chemical agents that absorb and filter UV). Mineral formulas are gentler on sensitive skin, considered the safest type of sunscreen the acne-prone, and anti-microbial zinc oxide even has acne-fighting benefits. And the best part? Today’s advanced formulas won’t leave even a hint of chalky residue—and we know, because we tested them. Here are the 9 best mineral sunscreens, guaranteed to protect your beautiful complexion!