Most aghast teenagers address acne eruptions by manically scrubbing and dieting under the mistaken assumption that the problem is somehow related to poor hygiene or improper nutrition. While avoiding those cheeseburgers is definitely commendable for other health-related reasons, it is going to have no effect on the acne. As for skin hygiene – while increased cleansing is definitely called for, laying on a face wash of harsh toothpaste with a pumice stone is hardly constructive.