How do potatoes affect blood sugar levels? Like any other carb-containing food, potatoes increase blood sugar levels. When you eat them, your body breaks down the carbs into simple sugars that move into your bloodstream. This is what's often called a spike in blood sugar levels ( 1 ).
Do potatoes make your blood sugar go up?
They're also chock full of starch, which is a carbohydrate. But even though a potato is considered a complex “healthy” carb, your body digests these carbs faster than other kinds of complex carbs. These broken-down carbs flood your blood with sugar. This makes your blood sugar spike quickly.
How much potato can a diabetic eat?
A diabetic person can have very low (20-50 grams) to a moderate (100–150 grams) amount of carbs daily. The exact amount varies as per their health condition.
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