Hand sanitizer and soap compared to hand sanitizer sterilization effect is better. 1. Hand sanitizer: Hand sanitizer contains a certain amount of alcohol, which has a certain bactericidal effect. Most hand sanitizers are generally neutral, without phosphorus, aluminum and alkaline substances, so it is relatively mild, will not damage the human skin. In addition, hand sanitizer contains a certain amount of aloe vera and sea buckthorn oil and other ingredients, for the hand skin has a good moderate moisturizing effect. 2. Soap: Soap generally owns the role of cleaning stains, and there is no obvious bactericidal effect. In addition, the use of soap hand washing is recommended to choose the flow of tap water, need more than 15 seconds. In addition, from the outside home, in order to avoid bacterial infection or viral infection, it is recommended to make sure to wash your hands first, disinfection.