Here are some ways to heal a raw tongue: Apply a mix of equal parts hydrogen peroxide and water, followed by Milk of Magnesia, to canker sores using a cotton swab. Avoid hot, spicy foods.

If you have ever noticed an itchy or tingly sensation in your mouth after biting into a raw apple, carrot, banana or any of the fruits and veggies listed here, read on.. People who are allergic to ...