Z C zero carb

Zero carbs would be unhealthy......see something more moderate below.

http://community.myfitnesspal.com/en/group/394-low-carber-daily-forum-the-lcd-group

yes, some here are living on ZC, maybe you won't get an answer in the forums--but it is something that is done. Some will go with one month of ZC to lose a lot of weight and then switch to Lc rather than ZC.