Repellency is based on scent - reapply generously and often. A safe, highly effective and 100% natural alternative to toxic bug repellent chemicals. Organic Citronella and Lemongrass - safe and effective bug repellent. USDA Certified Organic. Enjoy the outdoors without being eaten alive! Bug Away Repellent Spray keeps bugs away, using only organic, natural ingredients such as organic lemongrass and citronella, well known for their safe and effective bug repellent properties. Non-toxic, DEET free, non-chemical, hypoallergenic formula repels fleas, mosquitoes, ticks and biting flies.