Lemonade Detox Questions?

Im trying the Lemonade Detox but i cant completely follow with the whole program. Im leaving for the military in 2 months I need to drop some weight but still have enough energy to work out. So ill start with my drink same ingredients fresh lemons, natural syrup, pepper and filtered water. something i do differently I steep about half of the filtered water with organic green tea. I also drink a cup of OJ in the morning with my lemonade. Question can I eat a dinner of a very light brothy soup like last night i ate beef vegetable with a side salad. I can nix the salad or both for that matter my question is if i drink the shakes through out the day and have a soup of such at night am i hindering much i need some substance for trraining