In fact, your mother should be new to perfection, and she still has a little knowledge for the time being. After being dragged to class by those people, she poured a lot of information into her mind, but she couldn't fully understand it, so she knew it was good. Health products are only used to improve immunity, not to treat diseases. Just like the gain BUFF in the game, the disease is a negative BUFF, and the treatment of the disease is to remove the negative effect. Treating diseases and enhancing immunity are two different things. Just let your mother know that.