Glutamine is a non-essential amino acid and it is derived from other amino acid combos.

You have to eat meat to get alot of glutamine.
Glutamine powder tastes like Sugar water yet it can help with Sugar cravings,especially if allowed to dissolve under the tongue.

It enhances the immune system.
It helps maintain muscle mass on a hyper-caloric diet and it is especially helpful with muscle wasting syndrome.

It does a lot of good for the body

The problem is,the intestines are the first to absorb the stuff and utilize it.

So all the other cool benefits you get from it are decreased.

So you need to take 5 grams of it a couple times a day. I know bodybuilders who will take 40 grams at a shot for muscle enhancement