Head Lice can be a recurring problem once you have children at school and pre-school. You need to take a pro-active stance in order to defeat them,but this does not mean that you ever have to use the chemical-ridden - and many would say,downright dangerous,insecticide treatments that you are normally offered at the pharmacy. These Tea Tree products are equally effective along with regular combing,and they are much,much nicer to use! Natural,effective,easy to apply