It is an ultra safe solution that eradicates 96% of lice within 10 minutes of application. It is safe for adults and children and is healthy for your skin and hair. It is an effective solution against head lice and nits infestation. its mechanism of action is by engulfing the respiratory system of the lice and nits thus preventing oxygen from reaching. Its active ingredient is dimethicone which is well known ingredient used in anti-flatulence products and also used in many cosmetic products as a conditioner. Benefits - complete eradication of lice and nits after a single use all the lice and nits will be dead in 10 minutes unlikely to develop resistance because it uses a physical mode of action to eradicate how to use read the instruction provided along with the pack for more information