1. Clove Oil
Why it works: Clove oil contains eugenol, a natural anesthetic and antiseptic still used in dentistry today to numb gums and kill bacteria (6✓).
How to use: Dilute 1–2 drops of clove essential oil in a teaspoon of carrier oil (like olive oil) and apply with a cotton swab to the sore tooth. You can also swish a rinse made with 2–3 drops of clove oil in ¼ cup of water. Avoid swallowing.
2. Salt Water Rinse
Why it works: Salt water reduces inflammation, fights bacteria, and helps draw out infection. It also promotes healing by increasing circulation in the gums (7✓).
How to use: Dissolve 1 teaspoon of sea salt or Himalayan salt in a cup of warm water. Swish around your mouth for 30 seconds and spit out. Repeat 2–3 times per day.
3. Hydrogen Peroxide Rinse
Why it works: Hydrogen peroxide (3%) is antibacterial and helps fight infection while reducing pain and swelling (8✓).
How to use: Mix equal parts 3% hydrogen peroxide and warm water. Swish gently for 30 seconds, then spit out. Do not swallow. Use once or twice daily.
4. Tea Tree Oil
Why it works: This essential oil is a natural antibacterial and antiseptic that can penetrate gum tissue and numb irritated nerves (9✓).
How to use: Dilute 1 drop in a teaspoon of carrier oil and apply to the affected tooth with a cotton swab. Alternatively, add a few drops to a glass of warm water and use as a mouth rinse.
5. Oil of Oregano