HMMM..about thermos

guys i was just wondering what the verdict was regarding thermos while cycling. i have read so many posts talking about whether thermos hinder gains or not i have not even come to a conclusion.i am preparing my first cycle and looked in my supps cabinet and saw charge, betalean,and tnt and i was wondering are htese working for me? wtf am i wasting my money and hard earned muscle or what? ive read so many opinions on this i am thoroughly confused.i just want to start off right and get all the right information.so, are you using thermos,if so what kind and what are your thoughts about thermos and gains?peace:cool: