You did the right thing. Before snorkeling that coral bay, you swapped out your usual sunscreen for one marked "reef-safe." It cost a little more. You felt good about it.
Here's the uncomfortable question: did the label mean anything?
In the United States, "reef-safe" is not a regulated term. No ...
Walk down the sunscreen aisle and you'll find SPF numbers in bold, claims of "reef-safe" and "clean" and "mineral" stacked on top of each other, and an ingredient list that reads like a chemistry exam. Most people pick up a bottle, squint at it for a few seconds, and choose based on SPF number or...
Let's get this out of the way: the white cast from mineral sunscreen is a real problem. It's not a minor inconvenience you can talk yourself out of. It's the number one reason people abandon mineral formulas entirely and switch to chemical sunscreen, and that's a completely understandable choice....
Picture this: it's ten minutes before you leave for the beach. Your three-year-old is squirming, your seven-year-old has already run out the door, and you're spraying sunscreen in the general direction of both of them while also trying to find the towels. The sunscreen goes on. Mission accomplish...
You pick up a sunscreen. The front says "reef-safe," "clean," and "dermatologist-recommended." You flip it over and read the back. Oxybenzone. Octinoxate. Homosalate. Octocrylene. You have no idea what any of those mean, or whether to be concerned.
This is one of the most common experiences in th...
The most important thing to say upfront: use sunscreen. Both mineral and chemical sunscreens protect against UV radiation, and UV radiation causes skin cancer. Whatever type you'll actually wear consistently is the right type for you.
But "just use sunscreen" is where the conversation starts, not...