Almost every anti-aging article repeats the same statistic: 80% of visible facial aging comes from the sun. Very few of them link the study. So does sunscreen prevent aging, and how much of what you have read about it matches the papers underneath? We went to the primary sources and read them directly: the one…
“Sunscreen causes cancer” trended on social media again this summer. Does sunscreen cause cancer? The claim has two legs, and both rest on things that actually happened. Sunscreen filters really are absorbed into the bloodstream; regulators confirmed it. Skin cancer rates really did climb through decades of rising sunscreen use; cancer registries record it. What…
A Korean tinted sunscreen promises two things at once: color correction and visible-light protection. The problem is that the label does not tell you which one you are actually getting. A product analysis of 37 tinted sunscreens found that 97.3% did not list iron oxide as an active ingredient, and only 9.6% of responding brands…
Affiliate links below, but they cost you nothing extra. We only point you to what the ingredient lists actually back up. Search for when you can start wearing sunscreen again after a laser or a peel, and you’ll get a number. The trouble is you’ll get a different number from every page. The next morning….
Affiliate links below, but they cost you nothing extra. We only point you to what the ingredient lists and the published studies back up. One popular Korean sun serum prints the exact amount of hyaluronic acid it contains, right there in the ingredient list: 0.01 ppm[1]. That’s one part in a hundred million. The word…
You already scan the SPF number. But right next to it sits something like PA++++, and most people have no idea what those little plus signs are counting. The plus signs are the other half of your sunscreen, and they cover a completely different problem than SPF does. SPF is about burning. PA is about…
Affiliate links below, but they cost you nothing extra. We only point you to what the research and the ingredient lists actually back up. Every year there’s a new serum promising to turn back the clock. Here’s the quiet part the ads skip: the single most proven anti-aging product you can buy is sunscreen, and…
Affiliate links below, but they cost you nothing extra. We only point you to what the labels and the Korean reviews actually back up. Here is the part the serum ads skip: if you have dark spots, the product that decides whether they fade or deepen is not the brightening serum. It’s the sunscreen. Sun…