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Grapes: carbs, carb exchanges and glycemic index

Values per 100 g: grapes.

17.2g net carbs per 100 g

1.1carb exchanges per 100 g (15 g each)

54glycemic index

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

Nutrition per 100 g

Net carbs17.2 g
Fiber0.9 g
Protein0.7 g
Fat0.2 g
Energy69 kcal

Source: USDA FoodData Central, SR Legacy, record 174683 “Grapes, red or green (European type, such as Thompson seedless), raw”. Net carbs = total carbs 18.1 g − fiber 0.9 g.

Portions

Carbs, carb units and glycemic load of typical portions
Portion10 pieces49 g20 pieces98 g1 cup151 g
Net carbs, g8.416.926.0
Carb units (10 g)0.81.72.6
Carb units (12 g)0.71.42.2
Carb exchanges (15 g)0.61.11.7
Glycemic load5914

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 54. This is the mean of 3 measurements in the 2021 international GI tables. The measured values are from 50 to 59.

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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