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Blueberry muffin: carbs, carb exchanges and glycemic index

Values per 100 g: blueberry muffin.

51.9g net carbs per 100 g

3.5carb exchanges per 100 g (15 g each)

50glycemic index

These are reference values. Set your insulin dose with your doctor.

Nutrition per 100 g

Net carbs51.9 g
Fiber1.1 g
Protein4.5 g
Fat16.1 g
Energy375 kcal

Source: USDA FoodData Central, SR Legacy, record 172765 “Muffins, blueberry, commercially prepared (Includes mini-muffins)”. Net carbs = total carbs 53.0 g − fiber 1.1 g.

Portions

Carbs, carb units and glycemic load of typical portions
Portion1 small66 g1 medium113 g1 large139 g
Net carbs, g34.358.672.1
Carb units (10 g)3.45.97.2
Carb units (12 g)2.94.96.0
Carb exchanges (15 g)2.33.94.8
Glycemic load172936

The portion weights come from the USDA household measures for this food. Carb units = carbs of the portion ÷ 10, 12 or 15 g. Glycemic load = GI × carbs of the portion ÷ 100.

Glycemic index

GI 50. This value is from one measurement in the 2021 international GI tables.

Foods in the tables:

Atkinson FS, Brand-Miller JC, Foster-Powell K, Buyken AE, Goletzke J. International tables of glycemic index and glycemic load values 2021: a systematic review. Am J Clin Nutr. 2021;114(5):1625–1632.

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