You can do everything right in your lice treatment but if you miss one louse in your laundry, head lice can come back. So why take a chance? Use our all natural Laundry Additive. Add to your regular detergent to get rid of lice and nits in your laundry and bedding. Nontoxic-Biodegradable-pH Balanced-Hypoallergenic. Directions: Add 2 oz of Licenders laundry additive to you laundry – Safe to use with hot water - Brightens and freshens your laundry without the use of harsh bleach! Ingredients: Purified water, enzymes, peppermint oilGood for 4 loads - Made in the USA