well those are herbal... you can get whats in them in holland and barret... phentemine is a prescription drug... but you can buy it online...Yeah i'm guessing it's just the same as taking speed then really
like rev said though cheese is nearly all fat..so aviod that
looks at what you would eat in a week.... and find out whats in it... read the labels. if it has lots of sugar carbs/ fat in it.. swap for something less fatty.
belive it or not i have felt so much more alert since ive eaten load of fruit and veg as well...