Gigi Hadid does it. Selena Gomez and Amanda Seyfried do, too. Olivia Munn also used to apply toothpaste to her pimples but has since wised up to this acne treatment hack. The stars, they’re just like ...

For years, people have turned to toothpaste as a quick fix for whiteheads—mostly because older formulas contained drying ingredients like baking soda, hydrogen peroxide, and alcohol. These gave the ...