Mint Deterrent Repel Shampoo combines peppermint, essential oils and natural ingredients to prevent and repel lice. Gentle enough to use every day to sooth the scalp, hydrate and clean all hair types. Natural peppermint herb is proven to keep bugs away; peppermint naturally deters lice eliminating the need for dangerous chemicals. It contains no toxins, pesticides or harsh chemicals making it safe for everyone to use every day. It is most effective when used in conjunction with Lice Lifters Mint Deterrent Repel Conditioner and Mint Deterrent Detangler Spray.