Bite Block is a mosquito repellent based on natural ingredients that is common in areas that have high cases of dengue fever. Bite Block is made with basil leaves, pandan leaves, and cinnamon, which can help repel mosquitoes. All these ingredients can be easily sourced in Southeast Asia, especially in Indonesia. Basil leaves contain linalool, eugenol, and methyl cavicol, while pandan leaves contain flavonoids and saponins. Cinnamon contains eugenol.