Brushing your teeth with fluoride toothpaste and flossing daily are oral care essentials, however, mouthwash isn’t exactly a necessary part of your routine. Think of it as a way to enhance your oral care routine, says Dr. Chris Salierno, the chief dental officer at Tend, a dental studio company with several locations in major cities including New York City, Boston and Washington DC. “Mouthwash is a great addition, but it should complement, not replace, brushing and flossing,” he says. “It can quickly apply special ingredients to your teeth, gums and other oral surfaces for an intended effect, like freshening breath, preventing cavities and protecting against gum disease.” Anyone can use mouthwash, but it’s important to pick the right one for your needs. I talked to dentists to learn how to choose one and how often you should use it. I also rounded up a handful of options from brands like Act, Colgate and Listerine. Want more from NBC Select? Sign up for our newsletter, The Selection, and shop smarter. The best mouthwashes of 2026 With …