Dietary fiber is a kind of carbohydrate not digested by our digestive system and so net sugar absorption from Dietary fiber by our body is NIL. It forms a kind of Roughage and forms a bulk of your stool..it cleans your stomach well.....
And when we talk about carb content of a particular food item, you must deduct the fiber content from the total carb content to arrive at the Net Carb content..
More is the fiber content of the food , lower would be the glucose spike...it makes you feel full and satiated .... In fact it is the presence of dietary fiber in food which lowers Glycemic index in the food...improves GUT health, as our microbiota in the Gut feeds on one type of fiber and ferments to produce beneficial SCFA ( short chain fatty acid) in the colon.
Many of you take a diabetic drug called Voglibose to reduce PP Blood Sugar. Do you know that Dietary Fiber in your food can also achieve similar results if you choose your favourite food sensibly known to have enought dietary fiber..
There are two kind of dietary fiber namely soluble and insoluble and each one has distinct health benefit.... so much so there are fiber supplements are available commercially all over the world .. However, the best and safest way is to get the fiber from natural food sources.....
ADA ( American diabetes Association ) & NHS recommend that a Diabete and in fact all humn beings should take at least 30-35 gm fiber per day to get the maximum health benefit....An American adult gets only 15-18-gm of dietary fiber per day....
Please read on these intersting articles which would guide you with regards to the Dietary fiber .
diabetes.org.uk/guide-to-di...
ceceliahealth.com/blog/2016...
diabetes.org/nutrition/unde...
nhs.uk/live-well/eat-well/h...