Potatoes have almost double the glycemic index of a banana, meaning that the impact on metabolism and insulin production is greater and faster.
True, but just because fructose has a low GI doesn't make it good for you.
Afaik if you cool the potatoes down to get resistant starch, the GI should be similar to a banana
True, but just because fructose has a low GI doesn't make it good for you.