From http://www.minecraftforum.net/forums/mapping-and-modding/minecraft-mods/2091809-the-spice-of-life-encouraging-dietary-variety?comment=238

Is there any permissions we can use to maybe allow someone to not be affect by this? Or a percentage less than normal players? I'd like to turn this in to an MCMMO perk of a certain rank. :)

Thanks squeek