glycemic index

American  

noun

1. a system that ranks foods by the speeds at which their carbohydrates are converted into glucose in the body; a measure of the effects of foods on blood-sugar levels.

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glycemic index Scientific  

/ glī-sē′mĭk /

1. A numerical index given to a carbohydrate-rich food that is based on the average increase in blood glucose levels occurring after the food is eaten.

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Example Sentences

Participants completed detailed questionnaires that allowed scientists to estimate the glycemic index and glycemic load of their regular diets.

From Science Daily • Jan. 27, 2026

Diets centered on lower glycemic index foods were associated with a reduced likelihood of developing dementia, while higher GI diets were linked to greater risk.

From Science Daily • Jan. 27, 2026

Using advanced statistical methods, the research team identified the point at which higher dietary glycemic index values were linked to increased dementia risk.

From Science Daily • Jan. 27, 2026

Meanwhile, low glycemic index carbs, such as parboiled rice and al dente pasta, that are more slowly absorbed and produce a smaller blood sugar spike are associated with decreased risk.

From Salon • Aug. 20, 2024

But while the glycemic index tells us how quickly sugars are absorbed by the body, it doesn't really look at the portion size of the food.

From Salon • Mar. 19, 2024