Whey protéine isolate

Packaged product Other Foods International Protein

Whey protéine isolate contains 380 kcal per 100 g. A serving, 1 serving, 40 g (40 g) provides about 152 kcal.

Roughly 94% of its calories come from protein, with 4% from carbohydrates and 2% from fat (estimated with general energy factors).

That is more energy than the typical item in other foods on FoodFactly, where the median is 264 kcal per 100 g across 358,700 products.

100 g provides 22% of the Daily Value for potassium.

The values are as declared on the product label and entered by Open Food Facts contributors.

380kcal per 100 g
87.5 gprotein
3.5 gcarbohydrates
0.75 gfat
152kcal in serving, 1 serving, 40 g (40 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 380 kcal
Total fat L 0.75 g 1%
Saturated fat L 0.25 g 1%
Sodium L 250 mg 11%
Total carbohydrates L 3.5 g 1%
Dietary fiber L 0.25 g 0.9%
Total sugars L 1.3 g
Protein L 87.5 g 175%
Potassium L 1,020 mg22%

% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.

Nutritional breakdown

Protein: 94%Carbohydrates: 4%Fat: 2%380kcal / 100 g
  • Protein 94%
  • Carbohydrates 4%
  • Fat 2%

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Vitamins and minerals, % Daily Value per 100 g

Potassium22%

Nutritional insights

  • Protein87.5 gin the top quarter of other foods (median 7 g)
  • Fiber0.25 gin the lowest quarter of other foods (median 1.9 g)
  • Sugars1.3 gbelow the median for other foods (median 3.4 g)
  • Fat0.75 gin the lowest quarter of other foods (median 6.5 g)
  • Saturated fat0.25 gin the lowest quarter of other foods (median 1.9 g)
  • Sodium250 mgabove the median for other foods (median 240 mg)
  • Protein per 100 kcal23 gprotein density, useful for comparing foods with different calorie levels

Product details

Brand
International Protein
Barcode
9334729002030
Label serving
1 serving (40 g)
Category
Other Foods

Ingredients

Ingredients not reported.

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Per 100 g. Calories in kcal. n/a: not reported by the source.

Frequently asked questions

How many calories are in Whey protéine isolate?

100 g of Whey protéine isolate has 380 kcal. Serving, 1 serving, 40 g (40 g): about 152 kcal.

Is Whey protéine isolate high in protein?

Whey protéine isolate contains 87.5 g of protein per 100 g (175% of the 50 g Daily Value), or 35 g in serving, 1 serving, 40 g (40 g). About 94% of its calories come from protein. Compared with other other foods, that is among the highest quarter (median 7 g).

How many carbs are in Whey protéine isolate?

Whey protéine isolate has 3.5 g of total carbohydrates per 100 g, including 0.25 g of fiber and 1.3 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in Whey protéine isolate?

Whey protéine isolate contains 0.75 g of fat per 100 g, of which 0.25 g is saturated (1% of the Daily Value).

What vitamins and minerals does Whey protéine isolate contain?

Per 100 g, the most notable amounts relative to the Daily Value are potassium (22% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Whey protéine isolate?

100 g contains 250 mg of sodium, 11% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated February 9, 2026. FoodFactly last checked it on November 8, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • Open Food Facts, record 9334729002030. License: ODbL 1.0 (Open Food Facts). Source record dated February 9, 2026. Imported November 8, 2026.

Last updated: . Data quality score: 90/100 (how it is calculated).

Product data from Open Food Facts, made available under the Open Database License. Values are as declared on the label; labels can change over time, so check the package you have.

General nutrition information, not medical advice. Individual needs differ; see our disclaimer.