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.
To help canker sore discomfort: 1  Brush teeth gently. 2  Stay away from acidic and spicy foods. 3  Melt ice chips on the sore.  Spread a paste of baking soda and water on the sore or rinse with a cup of water and two teaspoons of baking 1  soda. Use an antihistamine if the sore is caused by an allergy and avoid the food that caused  it.