If you've ever been confused about the ins and outs of SPF for the face, especially while wearing makeup at the same time, I've got you covered — literally. Recently, reader isahrangme posed a question in the Bella Sugar Q and A group, wondering about the best way to reapply face sunblock while wearing makeup.

To find out the answer, I asked Dr. Neil Sadick of Sadick Dermatology in New York to provide us with some clarification on the topic, along with a few tips on what we should be doing to make our SPF all the more effective. Find out his advice when you read more.