I mean, there’s quite a bit of “faking it” for Keto as well. Trying to replicate grains and grain products in particular. Pork Rinds are advertised as an alternative to chips. And look up “Fathead Dough” recipe. Yes, some of the replacements are still plant, but the idea is to add a bunch of egg, cheese, and animal fat to bind together Almond Flour into a cohesive dough for breads and pizza crusts.