 She says for teens battling acne, over-the-counter products with ingredients like benzoyl peroxide are fine, though it's a good idea to check in with their pediatrician or a dermatologist. Huchman says one upside of this social media-fueled interest in skincare is that it's an opportunity to educate teens and tweens that good skin begins with healthy habits. I always tell patients, I can't give you beautiful skin unless you are healthy and you take care of yourself because the skin really reflects what's going on internally.