After our analysis, we came to the conclusion. Optimum Nutrition Glutamine wins in this analysis and gets 5.3 VSR. Its opponent Country Life Iron-Tek gains 4.8 VSR. The gap in rating was affected in the first place by the price, the cost of 1000 mg of L-Glutamine of Optimum Nutrition Glutamine is $ 0.1 as against $ 0.05 of Country Life Iron-Tek. The serving of Optimum Nutrition Glutamine contains 1000 mg L-Glutamine as against 5000 mg of Country Life Iron-Tek For a serving of Optimum Nutrition Glutamine you will pay $ 0.10 , and a for a serving of Country Life Iron-Tek you will have to pay $ 0.27.
Optimum Nutrition Glutamine has no taste, the manufacturer makes it unflavored. Country Life Iron-Tek has no taste, the manufacturer produces it unflavored.
Optimum Nutrition Glutamine is produced in 5 sizes. Country Life Iron-Tek has just one size, 5.25 oz.
We recommend buying Optimum Nutrition Glutamine.