dietary fat

Making ATMs out of dieting advice is a thing and it doesn't seem like there's anyone out there to help you. Except maybe you.
Nanotechnologists using tiny balls of engineered cellulose fibers added to food reduced fat absorption by half in lab and animal experiments.
Chasing some new diet dogma isn't going to fix your underlying issues.
We've been following low fat guidelines for decades, and they are killing us.