I. Efficacy 1 Antibacterial Eucalyptus essential oil contains antibacterial and anti-inflammatory ingredients, so when there is a virus infection or bacterial infection, you can use essential oil for adjuvant treatment, such as relieving pharyngitis, lung inflammation, asthma, cold, rheumatic pain, etc. 2, skin care after research, it is found that this essential oil can penetrate into the skin, adhere to the application, can achieve the effect of balancing oil secretion, whitening the skin, but also smooth pores and relieve skin aging. 3. Treatment of skin problems The incidence of skin problems is relatively high, such as rashes, scratches or cuts. After using essential oil, it can effectively prevent bacterial growth and reduce inflammation and ulcers. 2. Usage 1. First, the aromatherapy furnace needs to be connected to the power supply, then an appropriate amount of essential oil and water are put into the furnace, and then the temperature is adjusted to volatilize the smell into the air by using heat. These essential oils can enter the human body with breathing, which can soothe the body and mind. 2. To wash your face, you need to prepare warm face wash water first, then add appropriate amount of essential oil, directly clean the facial skin after stirring evenly, and then gently massage the skin with your hands, paying attention to moderate force. 3. The massage absorption method is a convenient skin care method, which means that the essential oil is directly applied to the dull or nursing parts of the skin, and then the skin is protected by patting and rubbing. This method can be used in many parts of the human body, such as face, back and waist. In short, although eucalyptus essential oil has many benefits to human body, it must be noted that not everyone is suitable for using such products. For example, infants and pregnant women are advised not to use such products, and the appropriate dosage and usage method must be selected when using them. At the same time, some people will be damaged by eating essential oils by mistake and need to seek medical advice in time.