Sunscreen With Niacinamide: What the Skincare Inside Actually Does
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 “Hyalu” is in the product’s name. That’s not a scandal, and it isn’t a bad sunscreen. It’s one of our picks below. But it’s…