The scale for glycemic index is 0 to 100,
with pure glucose having a value of 100.
Not exact matches
Many confuse
pure «fructose» (a sugar also found in fruits and vegetables)
with «high fructose corn syrup,» a sweetener that never contains fructose alone but always in combination
with a roughly equivalent amount of a second sugar (
glucose).
Be on the lookout during this challenge for: dextrose, maltodextrin, sucrose, fructose, cane sugar, evaporated cane juice, acesulfame potassium (sold as Sweet One — often combined
with aspartame or sucralose to sweeten gum, diet soda and other sweet products), aspartame (Nutri - sweet and equal), saccharin (sold as Sweet n» Low), stevia (combined
with sugar alcohol and sold under brand names like Truvia and
Pure Via), erythritol (a sugar alcohol derivative of corn) xylitol, brown rice syrup (and other syrups), high fructose corn syrup (made by treating starch extracted from corn
with enzymes to make fructose and
glucose)-- and if there's anything on a food label that you think might be sugar, google it.
Most nutrients,
with the exception of
pure glucose and free amino acids (or very short chain polypeptides) do not even begin processing until several hours after ingestion.
A food
with a glycemic index of 28 means that it boosts blood sugar only 28 percent as much as
pure glucose (
pure table sugar).
The chemical composition of
pure cane sugar is the exact same as refined sugar and is metabolized the same way refined sugar is as they are both broken down into
glucose and fructose, affecting blood sugar levels and raising insulin levels which comes
with it's negative side effects.
Mashed potatoes have a glycemic index near that of
pure glucose, but combine the potatoes
with a chicken breast and broccoli and the glycemic index of the entire meal is lower than the potatoes by itself.
In case you are not familiar; Wikipedia provides a very technical good definition: «High - fructose corn syrup (HCFS)-- called isoglucose in Europe and
glucose - fructose in Canada — comprises any of a group of corn syrups that has undergone enzymatic processing to convert its
glucose into fructose and has then been mixed
with pure corn syrup (100 %
glucose) to produce a desired sweetness».
Chemically speaking, brown rice syrup is basically
pure glucose with a glycemic index (GI) of 98 out of 100!
Building off of «
Pure glucose», Corn flakes are really not a food in my opinion, they're way too detract and processed in and of themselves and filled
with added sugars, and the worst possible sugars for insulin spiking and blood sugar health for a meal.
With this as a reference point, researchers anywhere can test a food, measure its impact on the blood
glucose levels of volunteers, and then compare it to
pure glucose.
A food
with a glycemic index of 28 boosts blood sugar only 28 % as much as
pure glucose; one
with a glycemic index of 100 acts just like
pure glucose.