Is it better to floss before or after brushing your teeth?

As a child, you likely received reminders from your parents or dentist to floss daily alongside brushing twice a day. They understood that flossing is equally crucial for maintaining oral health. Without flossing, harmful bacteria remain in areas your toothbrush can't access.

Dental floss reaches areas your toothbrush misses, eliminating tiny food particles stuck between your teeth and gums. Left unchecked, these particles foster bacteria, which develop into plaque, leading to tartar and eventually gum disease. Initial symptoms may include sore, swollen, or bleeding gums, progressing to gingivitis and advanced gum disease like periodontitis.

Choosing to floss in the morning or at night is a personal preference. Many opt for nighttime flossing to ensure their mouth feels fresh and clean before sleeping. According to the American Dental Association (ADA), the timing of flossing—whether before or after brushing—is not critical. That said, flossing before brushing can help clear debris between teeth, enhancing the effectiveness of fluoride in your toothpaste for better protection.