So what is the cause of insulin stimulation Protein or carbs? The first article says carbs, the second, protein.
Reductions in insulin levels were found, which makes sense in the absence of carbs?
- From the Muscle & Fitness review in this issues Ghost Dawg
So why the big insulin response with bran? Well, it could be the fact that the bran meal contained 15g of protein while the corn flakes meal contained only 1g of protein. Since protein promotes a large insulin response when combined with carbohydrate, the all bran cereal may have a low GI for the same reasons milk has a low GI ? the protein content.?
- From Glycemic Index of Different Breakfast Cereals is Not Due to Glucose Entry into Blood But by Glucose Removal by Tissue (Schenk et al.) Four Years of Frigidity