We’ve compared Optimum Nutrition 100% Isolate Gold Standard with USN ISOPRO and determined the following. Optimum Nutrition 100% Isolate Gold Standard wins in this comparison and earns 7.7 VSR. Its opponent USN ISOPRO earns 6.7 VSR. The colossal gap in rating was affected in the first place by the price, the cost of 25 grams of pure protein of Optimum Nutrition 100% Isolate Gold Standard is $ 1.11 as against $ 1.22 of USN ISOPRO. One serving of Optimum Nutrition 100% Isolate Gold Standard contains 25 grams protein as against 27 grams in one USN ISOPRO serving. At the same time, a serving of Optimum Nutrition 100% Isolate Gold Standard costs $ 1.11, and a serving of USN ISOPRO costs $ 1.32.
The Optimum Nutrition 100% Isolate Gold Standard composition contains minerals in an amount of 3 as against 3 in USN ISOPRO.
Optimum Nutrition 100% Isolate Gold Standard is available in 3 flavors. USN ISOPRO is available in 4 flavors.
Optimum Nutrition makes available 2 different sizes of 100% Isolate Gold Standard. USN ISOPRO has just one size, 1.65 lb.
We recommend buying Optimum Nutrition 100% Isolate Gold Standard.