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.
Squeeze one whole lemon and add a tablespoon of baking soda until you make a thick creamy paste. Leave on for up to 20 min, then rinse with cold water. Make sure you make a thick creamy paste. If it's too watery, add more baking soda.