Studies shave shown the Head lice prevalence in school children and in general population has increased all over the world. The main reason is the resistance of head lice to commonly used
insecticides and awareness of public to toxic affects of theses insecticides on human. Lindne, natural and synthetic pyrethroids are known to cause Leukemia, brain cancer, CNS disturbances and
sever dermal and respiratory reaction. Essential oils have been used for centuries for the treatment of head and pubic lice.Recent scientific studies have shown their efficacy in eradication of
head lice.