During The First Half Of Phase 3 You Should Really Be Careful Of This... When Phase 2 of the HCG Diet is coming to an end, you are instructed by the Protocol to stop using the HCG Hormone, but you should still continue on with the 500 Calorie Diet for an additional 3 days. This is so that the HCG Hormone has a little bit of time to work its way out of your system. Otherwise, if you just simply started eating a higher amount of calories with the HCG still in your body, it could possibly cause you to gain. That is why cheating on the HCG Diet, even just a little bit, can be a huge issue. But even after those three days of not taking HCG, you still need to be cautious going into Phase 3 Maintenance. The Main Thing To Watch Out For When Starting Phase 3: The most important thing you should be watching out for during the first half of P3 is simply the foods you eat. I know, you already knew this right. But really, even though most people know to stay far away from sugars and st...