Putting toothpaste on your floss? It’s actually not a bad idea… Here’s why this “hack” makes sense: toothpaste contains ingredients that help remineralize enamel and strengthen your teeth. The problem is, your toothbrush bristles don’t fully reach those tight spaces in between. When you add a small amount of toothpaste to your floss, you’re delivering those protective minerals directly where they’re needed most — between the teeth, where cavities love to start. A simple tweak. A smarter clean. G