Cinnamon oil has been known to perform better than deet. Cinnamon Oil Leaf oil smells great, safe when diluted to 1%, cost effective and easy to apply on skin, plants and clothing. However must be re-applied every 2 hours or so. To use Cinnamon Oil on your skin it must be diluted to 1%. That means 1% Cinnamon Leaf Oil to 99% Water. Do not exceed this level! Anything more and it can irritate your skin.