Oral glutamine is a very rough subject at the moment. Some people experience good gains from it, others experience a good weight off the back pocket.
Really, you'd have to try it to see what happens.
http://www.professionalmuscle.com/fo...ight=glutamine - Glutamine article
If you taking a good quality protein powder, you should have no need for BCAA suppliments unless your doing a fair bit of hardcore weightlifting your not telling us about...
http://www.professionalmuscle.com/fo...ight=glutamine - BCAA article