supplements

hi,i am an amateur body builder,pl clarify foll doubts of mine:
1.  is hydroxycut  ephedra free fat burner effective. i am using it now.how long can i use it?
2.  when on a hydroxy fat burner with caffeine content can i use creatine,or does it get neutralise?
3. on weights training days my preworkout shake is optimum whey+glutamine-5gms+creatine 5 gms.same for post workout too. is it ok. for cardio day can i have the same preworkout shake or go empty stomach?
4. i am 42 yrs, can i use nitric oxide,is it safe.what the best brand available
5. can any one suggest some non commercial supplements review web site without affliation to supp. industry.
6. can i use hempseed oil for omega 3,6,9. which is better hemp or flax?
7. does tribulus supplement help in building lean muscle,will it disturb the hormone balance of my body?
8. pre bed i take- whey + glutamine 5gms with300ml .3 % fat free milk. is it fine.
9. can i have brown rice for dinner.
10. lastly protien sources for vegetarians.
thank you,

I will send you a pm later on to answer your questions. John

Nutrition for All Athletes