How to Fill in Eyebrows the Right Way

You wouldn't slather face cream on your scalp, would you? There's no reason to apply it to your brows either. "Avoid getting any lotions, gels, sunscreens, foundations, or moisturizers on or around your brow area," says Sania Vucetaj, expert brow tamer and owner of Sania's Brow Bar. "They seep into your brows and prevent growth or, worse, can cause the hairs to fall out."