Shedding Light on the Science of Sunscreen
12:03 minutes
Before you lather up the sunscreen this summer, do you know how SPFs and UVs work? Skincare scientist James SaNogueira breaks down sunscreen science, from how creams and sprays block out harmful radiation, to deciphering SPFs.
James SaNogueira is senior director of skincare research and development at Energizer in Allendale, New Jersey.
Alexa Lim is a producer for Science Friday. Her favorite stories involve space, sound, and strange animal discoveries.