Arugula Yaru oil benefits for sex: Arugula yaru oil contains high concentrations of zinc, and this magical substance enhances sexual desire in men, activates semen in the testicles, and prevents sperm deformation. Arugula yaru oil increases the number of sperms, and works to control the viscosity of the semen, which helps the sperm to move more easily. Arugula yaru oil contains a group of anti-inflammatory substances that prevent the formation of varicose veins in the testicles, as well as cleanse the semen stream. Arugula yaru oil treats erectile dysfunction problems, as it increases blood flow around the penis. Important note: Before using arugula yaru oil, it is necessary to make sure that you are not allergic to it, by trying it on a small patch of skin on your arm and wait for some time until you are sure that there is no allergic reaction.