I personally would not take more then 2 pills of the caffeine, but everyone responds differently to stims.

The cellucore products seems to have good reviews so stick with it and see how it goes.
a few non stim appetite supressants are hoodia, raspberry ketons, etc.
here are some producs
http://search3.bodybuilding.com/prod...cts?q=appetite suppressant&sort=

you can also control appetite by the food you eat, order of food you eat, and how fast you eat/chew your food.