I'm on a Diet is a dungeon & raids achievement earned for not gaining more than one stack of Nauseating during the Cookie encounter in Deadmines on Heroic difficulty.
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Patch changes[]
Patch 4.0.3a (2010-11-23): Added.
I'm on a Diet is a dungeon & raids achievement earned for not gaining more than one stack of Nauseating during the Cookie encounter in Deadmines on Heroic difficulty.