DIY Remedy - Minimize mark that a blemish may leave by mixing teaspoon baking soda and teaspoon distilled water to create a paste. Apply to affected area for 5 minutes, splash off. After, use cotton swab to dab on hydrogen peroxide.
Take a piece of the inside of a banana peel and gently rub around on your teeth for about 2 minutes. The amazing minerals in the peel like potassium, magnesium and manganese absorb into your teeth and whiten them.