This kind of snake oil stuff should be illegal as it only enables abuse of people with such condition. I can easily picture this: "concerned relative / partner"> You could be much better if only you tried this person with condition> I have researched this, these things don't work, it is a waste of time and money. "concerned relative / partner"> No, you just don't want to get better! I am really losing patience with y…
> No, you just don't want to get better! I am really losing patience with you. Why don't you want to get help!? I do not understand why people choose someone who says stuff like this as their partner.
Now all of the sudden you are a full time in home aide for your former partner.
As for why the person with the problems doesn't leave, they don't want to have to spend a few months/years as a contributing partner to trick someone into caring for them again.