According to the CDC and WHO, hand sanitizers containing 60% alcohol help in preventing coronavirus.
The Centre for Disease Control and Prevention (CDC) and the World Health Organization's (WHO) key advice to people is to wash their hands to prevent being exposed to the coronavirus. But, it also suggests using hand sanitizers with at least 60% alcohol in case soap and water are unavailable. Many experts have also agreed that alcohol-based sanitizers are effective against most of the viruses.
The COVID-19 pandemic has given rise to a lot of potentially dangerous misinformation. For reliable advice on COVID-19 including symptoms, prevention and available treatment, please refer to the World Health Organisation or your national healthcare authority.