“I’ve used Prid’s Drawing Salve for everything — cystic acne, slivers and even ingrown hairs,” says Lauren Swanson, NBC Select editorial director. “It’s very tar-like and smells ...

Finding an ingrown hair a few days after shaving, waxing or epilating is frustrating. It’s caused by hair curling into and getting trapped underneath the skin, and it can be itchy and painful.