Plaque buildup behind teeth is a common yet often overlooked dental issue. Unlike the front surfaces of your teeth, the back areas—especially around molars and along the gumline—are harder to clean, making them prime spots for plaque accumulation. If left untreated, this hidden plaque can harden into tartar, leading to cavities, gum disease, and even tooth loss.
Why Plaque Behind Teeth is a Serious Problem
Plaque is a sticky, colorless film of bacteria that forms on teeth after eating. When it accumulates behind teeth and near the gums, it becomes a breeding ground for harmful bacteria. Here’s why it’s particularly dangerous:
- Harder to reach: Toothbrushes and floss often miss these areas.
- Faster tartar formation: Plaque can harden into tartar in 24–48 hours.
- Increased risk of gum disease: Hidden plaque irritates gums, leading to gingivitis and periodontitis.
- Bad breath (halitosis): Bacteria produce sulfur compounds that cause persistent odor.
Dentist’s Note: “Most patients don’t realize they have plaque behind their teeth until they develop sensitivity or bleeding gums. By then, the damage has already started.”
Step-by-Step: How to Remove Plaque Behind Teeth
1. Brushing Technique for Hard-to-Reach Areas
Tools Needed:
- Soft-bristled toothbrush (manual or electric)
- Fluoride toothpaste
Method:
- Angle your brush at 45 degrees toward the gumline to clean beneath the gums.
- Use short, gentle strokes (about the width of one tooth).
- Focus on the inner surfaces of your back teeth—where plaque hides most.
- Brush for at least 2 minutes, twice daily.
Pro Tip: An electric toothbrush with a small head (like Oral-B or Sonicare) cleans more effectively behind molars.
2. Flossing Correctly to Remove Hidden Plaque
Tools Needed:
- Dental floss (waxed or unwaxed)
- Floss picks or interdental brushes (for tight spaces)
Method:
- Use 18 inches of floss, wrapping it around your middle fingers.
- Gently guide the floss between teeth, curving it into a C-shape around each tooth.
- Slide up and down to scrape off plaque.
- Pay extra attention to back teeth—they’re often neglected.
Alternative: Water flossers (like Waterpik) are excellent for cleaning behind teeth, especially for braces or bridges.
3. Mouthwash & Natural Remedies (For Extra Protection)
- Antibacterial mouthwash (e.g., Listerine) – Reduces plaque-causing bacteria.
- Oil pulling (coconut oil) – Swish for 10–15 minutes to loosen plaque.
- Baking soda paste – Mild abrasive that helps remove surface stains.
Warning: Avoid DIY scraping tools (like metal picks)—they can damage enamel.
Best Tools to Prevent Plaque Buildup Behind Teeth
| Tool | Best For | Why It Works |
|---|---|---|
| Electric Toothbrush | Deep cleaning | Removes 2x more plaque than manual brushes |
| Water Flosser | Braces, tight gaps | Blasts away plaque with pressurized water |
| Interdental Brushes | Wide gaps | Cleans where floss can’t reach |
| Fluoride Toothpaste | Enamel protection | Strengthens teeth against decay |
When to See a Dentist
While at-home care helps, professional cleaning is essential every 6 months. See a dentist immediately if you notice:
- 🔴 Bleeding gums
- 🔴 Persistent bad breath
- 🔴 Visible tartar (yellow/brown hard deposits)
- 🔴 Tooth sensitivity or pain
Final Takeaways
- ✅ Brush at a 45-degree angle to clean behind teeth.
- ✅ Floss daily—focus on back molars.
- ✅ Use a water flosser or interdental brushes for stubborn plaque.
- ✅ Visit your dentist twice a year for deep cleaning.
By following these steps, you can effectively remove and prevent plaque buildup behind teeth, ensuring a healthier smile for years to come.
References:
- American Dental Association (ADA)
- Journal of Clinical Periodontology
- World Health Organization (WHO) Oral Health Guidelines
