The problem with monk fruit is that while it seems relatively benign on its own, many/most commercial products that claim to be "sweetened with monk fruit extract" actually have other cheaper commercial sweeteners mixed in.
If you google "monk fruit extract diarrhea" theres a good amount out there on this.
So you may switch to monk fruit thinking its a better alternative but actually be consuming erythritol anyway.
I'm pretty sure you're referring to the poor health outcomes correlating with high caloric intake, which afaict, come from people's consumption of heating oils (seed oils): https://en.wikipedia.org/wiki/Vegetable_oil
There's bound to be mixups what talking about sugars and fats. But these fuel oils are really really bad for us. We've demonized sugars unnecessarily. Right?
If you google "monk fruit extract diarrhea" theres a good amount out there on this.
So you may switch to monk fruit thinking its a better alternative but actually be consuming erythritol anyway.