Here’s How Often You Should Change Your Toothbrush

“Store your toothbrush in a safe, dry environment to prevent mold,” Graves suggests. “Avoid using toothbrush caps that trap bacteria and moisture. You can use boiling water and let your toothbrush soak for two minutes, occasionally stirring it around, to clean it.”

Leanne Stapf, COO of The Cleaning Authority, recommends cleaning your toothbrush weekly to ensure it’s fresh. “To give it a quick clean and help remove bacteria or germs, simply soak the toothbrush in antibacterial mouthwash or a small cup of hydrogen peroxide,” Stapf says. You might also soak your toothbrush in distilled vinegar, then let it air-dry in an upright position. (Just be sure to give it a really good rinse after the vinegar soak—otherwise, that would be a pungent flavor on your toothbrush!)

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