Lice R Gone® nontoxic lice shampoo treatment removes lice and nits on contact. The all-natural enzymatic formula is pH balanced, hypoallergenic and biodegradable. Lice R Gone is pesticide-free, environmentally friendly and safe for children. Lice R Gone is the quickest, safest and most reliable way to cure head lice and care for your kids! Our mission is to protect families and schools from dangerous pesticides.