Does ultraviolet air disinfector harm human body?

No,it doesn,t.

The air disinfector is mainly composed of low efficiency filter, ultraviolet sterilization module and activated carbon molecular filter. The indoor air circulation mode is adopted to introduce air into the machine to directly kill bacteria, reduce indoor air pollution and improve air quality. During disinfection, people do not have to leave the disinfection site, so it will not cause any harm to human body.
The air disinfector is a machine that can eliminate viruses, bacteria and molds in the air. It can also effectively remove the odor and smoke in the bathroom. Some also have the function of removing formaldehyde and other polluting gases and pollen and other allergens in the air.