Top 10 Toothpaste Mistakes You Might Be Making – And How to Fix Them When it comes to maintaining oral health, brushing twice daily is the most common advice. But did you know that even if you brush regularly, you might still be harming your teeth because of the wrong toothpaste habits ? As a dentist, I often see patients who are surprised to learn that their toothpaste choice or technique is contributing to tooth sensitivity, gum problems, or enamel wear. Let’s explore the top 10 toothpaste mistakes people make—and how to fix them . 1. Choosing Toothpaste with High Abrasivity Many whitening or “extra-clean” pastes have a high Relative Dentin Abrasivity (RDA) score. Over time, these can wear away enamel. ✅ Fix: Always choose a toothpaste with RDA below 70 for daily use, unless specifically prescribed. 2. Using Too Much Toothpaste Those big, foamy stripes in ads are misleading! For adults, a pea-sized amount is enough. Using too much increases foam, making you think ...