@Pooooop Efruxifermin or pegozafermin induce FGF21 and greatly increase BMR replicating the effects of protein restricted carb-overfeeding. Might be hard to come by but worth looking into.
"29% of patients taking efruxifermin reported increased appetite, but this didn't seem to affect how well efruxifermin worked for weight loss”
“Efruxifermin significantly reduced body weight gain after 4 and 26 weeks, despite increasing food intake.”
https://pmc.ncbi.nlm.nih.gov/articles/PMC9832280/
https://pmc.ncbi.nlm.nih.gov/articles/PMC9306736/