Six to 12 million kids in the U.S. get head lice each year, and just as many tears are shed by kids—and adults—trying to get rid of them. Prescription insecticides can be toxic, and over-the-counter treatments may not work. The result? Frustration.

"The biggest problem today is that lice have become resistant to the over-the-counter stuff," said Anna Albano-Krosche, owner of the head lice removal salon, The Lice Lady of Westchester in Elmsford, N.Y.

Natural remedies can get rid of lice, they're just not as well studied as commercial treatments. Here are a variety of home remedies, over-the-counter, and prescription treatments used to treat head lice