We’ve compared Optimum Nutrition Glutamine with USN Glutamine and determined the following. 5.3 VSR - that’s how many Optimum Nutrition Glutamine earns, so he takes first place, its adversary USN Glutamine gains 3.6 VSR. The 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 $ 0.06 of USN Glutamine. One serving of Optimum Nutrition Glutamine contains 1000 mg L-Glutamine as against 5000 mg in one USN Glutamine serving At the same time, a serving of Optimum Nutrition Glutamine costs $ 0.10, and a serving of USN Glutamine costs $ 0.30.
Optimum Nutrition Glutamine has no taste, the manufacturer produces it unflavored. USN Glutamine has no taste, the manufacturer makes it unflavored.
Optimum Nutrition produces 5 different sizes of Glutamine. USN Glutamine has just one size, 10.58 oz.
We recommend buying Optimum Nutrition Glutamine.