is this really needed? what r the benefits, im currently bulking and eat 600 gs carbs 350 gs protein and 100gs fats and have read that you get enouph glutamine from foods when eating this much, ive started takin kaolic garlic tabs to boost the old immune system which i know glutamine can also be benificial to but what else does glutamine help the body with and is it worth takin? thanlks