Acne Treatment Make a paste of baking soda and water. Apply to face and leave for 5 minutes. Rinse with apple cider vinegar. Rinse again with clear water. Apply a coating of vitamin E oil and leave on overnight. Blemishes Rub the face with a crushed strawberry. Leave it on for about 15 minutes. Rinse throughly with warm, then cold water. Caution: Do a skin patch test as many people are allergic to strawberries.