One good thing about garlic is that you can up your intake without having to worry if your body is going to get used to it or build up a resistance. Sulfur is found in high quantities in garlic â which makes it a good detox food and its antibiotic properties heal your body.
Tea Bag: As per the Doctors Book of Home Remedies, canker sores can be treated with a black tea bag that is wet with warm water. The tea contains a compound named tannin, which helps in relieving pain and inflammation.
Treating Canker Sores. 1  1. Gargle salt water or a baking soda rinse. 2  2. Place wet tea bags over the area. 3  3. Try over-the-counter numbing mouth gel.  4. See your doctor if the canker sore does not go away after two weeks.