Murphys Naturals plant-based & DEET-free Lemon Eucalyptus Oil Insect Repellent Spray goes on easy with a cool， refreshing scent. This unique， plant-based active ingredient repels mosquitoes， include those that may carry Zika virus， West Nile virus， Dengue virus， and Chikungunya virus. Made with Citriodiol® – a clinically proven plant-based insect repellent that is naturally and sustainably sourced. Our 4 oz. pump spray bottle contains 30% oil of lemon eucalyptus — the only plant-based ingredient recommended by the Centers for Disease Control and Prevention (CDC). Good for the family， good for the planet!