100% guarantee. We back up our services every step of the way. NitWits saves your valuable time by quickly removing the eggs and bugs from your child's head and educating you about this common, but annoying, parasite. Founder Berit Pratt RN BSN MPH received a Masters in Public Health researching Pesticides and their effects on human health. We now know that the chemical pesticides used for Head Lice are not longer effective, and possibly toxic. Our focus on Education gives you the social, political, military, and natural history of Head Lice. We explain where the extraordinary social stigma about Head Lice comes from. Through our educational program, school nurses and parents, now have access to accurate knowledge, and the proper tools, to effectively and safely manage Head Lice in their communities. Berit Pratt RN BSN MPH will present, at no charge, at your next PTO meeting on "Head Lice Management: Best Practices in You, School and Community" For new clients only. Only one certificate per family. Must indicate plan to use Certificate for services at time of booking appointment, or Certificate cannot be used to pay for appointment. Treatment Max time: 3 hours. Treatment group Max size: 4 people Expiration Date: 1 year from date