The Fat Mod 1.12.2 is a mod where the more you eat the fatter your player becomes. You will only get fat if you eat beyond the hunger bar. There are benefits and drawbacks to fat levels (listed below), try to balance them wisely. The levels of saturation and fat, of the player, are displayed. With every few levels of fat, the player model changes to be fatter.
There are 2 creative mode weight loss / gain supplements:
There is 1 survival mode weight loss suppliment: