Whey Protein Isolate- 16 Ounce PowderWhey Protein Isolate is higher in protein that Rice Protein Concentrate. Someone who has hyperglycemia, lipidemia or is attempting to lose weight by using a high protein low carbohydrate diet, Whey Protein Isolate is the correct choice. Whey Protein Isolate contains approximately 1,110 mg of naturally occurring immunoglobulins per serving making it the best protein powder for someone with a compromised immune system. Whey Protein Isolate fills the