The active ingredient in Natrapel Picaridin (picaridin), does not have an age restriction, according to the EPA. The CDC recommends not using insect repellents on Children under 2 months of age. The active ingredient in Natrapel Lemon Eucalyptus (oil of lemon eucalyptus) has been approved for use on children over 3 years of age. You should never allow children to handle insect repellents, and do not apply to childrens' hands. After returning indoors, wash your child's treated skin with soap and water, or bathe. We suggest discussing the use of repellents with your child's physician for further advice.