They are also what cause wrinkles and fine lines and the aging of our organs. You can purchase the sunscreen on Proactiv's website, by mail, or by phone, for $19.00 per 4 ounce tube. Now you're actually regenerating the body, and reversing the aging process. Dying your hair, slathering on beauty creams, doing sit-ups and even dieting, all are vain. Because there are so many postwar babies born, our numbers influenced a cultural power that created an incredible force in our society. How we eat, lack of proper exercise, stress and other lifestyle events.