No Natz® is a hand-crafted formula made with the finest botanical oils including, rosemary oil, lemongrass oil, geranium oil, citronella oil, olive oil and coconut oil. It is hypoallergenic and safe on synthetics. Works especially well on no-see-ums and all gnat varieties. Also works on mosquitoes and all fly varieties including northern black flies. A great product for any outdoor activities including, sports, boating, fishing, golfing, hiking and outdoor jobs.