I don't think the motive is to make it easy. I think the motive is to make it highly profitable for someone.
This is ultimately a product like any other. Like a SaaS product making any hard process easy, you wouldn't expect the solution to be wholly free. People would still have the option to take a different route (caloric restriction) to accomplish the same, but it's clear many people struggle with that.
X solution: Actually makes people healthy, doesn't make you rich. Gets no press because it's not making you rich.
Y solution: Kind of, sort of addresses some health issue, but at the price of terrible, horrifying side effects. Also: Makes someone rich. Gets all the promotion while no one hears anything about the cheap solution that doesn't come with horrifying side effects and a huge literal price tag.