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Blueberries: carbs, carb exchanges and glycemic index

Values per 100 g: blueberries.

12.1g net carbs per 100 g

0.8carb exchanges per 100 g (15 g each)

53glycemic index

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

Nutrition per 100 g

Net carbs12.1 g
Fiber2.4 g
Protein0.7 g
Fat0.3 g
Energy57 kcal

Source: USDA FoodData Central, SR Legacy, record 171711 “Blueberries, raw”. Net carbs = total carbs 14.5 g − fiber 2.4 g.

Portions

Carbs, carb units and glycemic load of typical portions
Portion½ cup74 g1 cup148 g
Net carbs, g8.917.9
Carb units (10 g)0.91.8
Carb units (12 g)0.71.5
Carb exchanges (15 g)0.61.2
Glycemic load59

The portion weights come from the USDA household measures for this food. A cup is a US measuring cup, about 240 ml. Carb units = carbs of the portion ÷ 10, 12 or 15 g. Glycemic load = GI × carbs of the portion ÷ 100.

Glycemic index

GI 53. 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.

Count a full plate

Soba estimates the same values from a photo of your plate: net carbs, carb units, GI and glycemic load.

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