I was browsing around and found this community:

the userinfo states as follows:
St.Patty's "Diet" is basically an extreme restricting diet consisting of eating only naturally green foods until March 17th, St. Patrick's Day. The list of permitted food is as follows:
* granny smith apples
* artichokes
* asparagus
* beet greens
* broccoli
* brussels sprouts
* cabbage
...
Since when does a fast consist of green foods? And who decided this was healthy, I wonder.
My other favorite is:

I honestly don't think that's physically likely, I'm sorry.
Seems like you can make anything into a diet these days. It doesn't take a nutritionalist, just a LJ community.
So, does anyone want to go on a chocolate diet with me?
(joking!)