TOXINS can accumulate everywhere including hair. The long term effects of continued exposure to TOXINS are not completely clear. Folli- Kleen intense Hair Cleanser is intended for those individuals who DO NOT want to risk the CONSEQUENCES of exposure to TOXINS. Folli- Kleen is used to STRIP the hair of unwanted TOXINS. Only one treatment is required. WARNING: Keep out of eyes and pubic areas and discontinue use if you notice scalp irritation.