“Sunscreen makes you look younger over time” by improving skin texture and helping dark spots fade, she added. Why might sunscreen help skin look younger? Wearing sunscreen allows your skin to do its job more efficiently, Dr. Zeichner explains. Dermatologists agree that using sunscreen can help preserve youthful-looking skin, lower the risk of sun damage, and give your skin time to repair itself. “If you want healthy, clear, and wrinkle-free skin, wear sunscreen daily,” Dr. Zeichner says.