> Protein foods stimulate both glucagon and insulin.  The latter shifts
> glucose from the blood into cells, and the former shifts glucose from the
> liver into the blood.
>
> Net result: stable blood sugar.


Sure.  Glucagon can also access fat from the fat cells.  I agree that one of
the limiting factors of the insulin index is the need to compare insulin
values to glucagon values (I believe that I've referenced a chart from
Protein Power in which the Eades did this)

Rob