NATURE AROMA is highly recommended. -It is 100% concentrate, containing only active ingredients. The aroma essence is rich with 60ml, and it does not include secondary components such as ethanol or water. -The cost is approximately one-third of regular aromas. -They have successfully achieved natural vaporization of aroma essence through a special triple film. -It is a potent combination of the strongest allelochemical developed by doctors, incorporating the miraculous properties of "Neem and Pine Chemical."