Sunscreen isn’t something to take lightly. While any SPF is better than nothing, broad-spectrum SPF 30 or higher is ideal—and not all formulas are created equal. If you’ve ever slathered on a bad formula only to end up greasy, ghostly, broken out or burned by noon, you already know this firsthand. The best medical-grade sunscreens, on the other hand, are often considered a step above: formulated with high-quality, rigorously tested ingredients and often developed in partnership with doctors.
It’s important to note that “medical grade” is not technically a regulated designation. The FDA does not define or enforce it as a category. In practice, the term has taken on a meaningful shorthand in the beauty and dermatology world. Products that earn that colloquial stamp tend to share a few key traits: they’re typically distributed through physicians’ offices, medical spas or licensed skin-care professionals, are backed by or created with dermatologists and often feature higher concentrations of active ingredients. Think of it less as a legal classification and more as an industry signal—a way of saying this sunscreen was developed with clinical intent, even if the FDA hasn’t handed out any official certificates to prove it.
So if you’re looking for a serious sunscreen this summer, medical-grade formulas are a good place to start. Everything on this list has been developed and tested with expert input and comes highly recommended, so you don’t have to sweat whether these products will help keep your skin protected from the sun.












