 Basic skincare for that demographic should just be a very mild, gentle cleanser, maybe some moisturizer and a sunscreen, nothing more. 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 the social media-fueled interest in skincare is that it's an opportunity to educate teens and tweens that good skin begins with healthy habits.