Whey Protein Isolate

Packaged product Otros alimentos Nutricost

Whey Protein Isolate contains 371 kcal per 100 g. A serving, 0.333 c, 36 g (36 g) provides about 134 kcal.

Roughly 88% of its calories come from protein, with 7% from fat and 6% from carbohydrates (estimated with general energy factors).

That is more energy than the typical item in otros alimentos on FoodFactly, where the median is 290 kcal per 100 g across 1.547 products.

100 g provides 23% of the Daily Value for calcio, 20% of the Daily Value for fósforo and 17% of the Daily Value for magnesio.

The values are label data submitted by the manufacturer to USDA FoodData Central.

Whey Protein Isolate by Nutricost, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
371kcal per 100 g
85,7 gprotein
5,7 gcarbohydrates
2,9 gfat
134kcal in serving, 0.333 c, 36 g (36 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 371 kcal
Total fat L 2,9 g 4%
Saturated fat L 1,4 g 7%
Trans fat L 0 g
Cholesterol L 46 mg 15%
Sodium L 640 mg 28%
Total carbohydrates L 5,7 g 2%
Dietary fiber L 0 g 0%
Total sugars L 0 g
Added sugars L 0 g 0%
Protein L 85,7 g 171%
Vitamina D L 0 µg0%
Calcio L 300 mg23%
Iron L 0 mg0%
Magnesio L 69,4 mg17%
Fósforo L 250 mg20%
Potasio L 326 mg7%

% 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: 88%Carbohydrates: 6%Fat: 7%371kcal / 100 g
  • Protein 88%
  • Carbohydrates 6%
  • Fat 7%

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

Calcio23%Fósforo20%Magnesio17%Potasio7%Vitamina D0%Iron0%

Nutritional insights

  • Protein85,7 gin the top quarter of otros alimentos (median 6,7 g)
  • Sugars0 gin the lowest quarter of otros alimentos (median 0,6 g)
  • Fat2,9 gabove the median for otros alimentos (median 0,02 g)
  • Saturated fat1,4 gin the top quarter of otros alimentos (median 0 g)
  • Sodium640 mgin the top quarter of otros alimentos (median 92 mg)
  • Protein per 100 kcal23,1 gprotein density, useful for comparing foods with different calorie levels

Values by source

More than one dataset describes this food. FoodFactly keeps each source's values separately instead of blending them. The headline values above come from USDA FoodData Central: Branded Foods.

Per 100 g Open Food FactsUSDA Branded
Calories 389 kcal371 kcal
Protein 83,3 g85,7 g
Carbohydrates 5,6 g5,7 g
Fat 1,4 g2,9 g
Fiber 0 g0 g
Sugars 2,8 g0 g
Sodium 694 mg640 mg

Product details

Brand
Nutricost
Barcode
0810014670881
Label serving
0.333 c (36 g)
Category
Suplementos dietéticos

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 Protein Isolate?

100 g of Whey Protein Isolate has 371 kcal. Serving, 0.333 c, 36 g (36 g): about 134 kcal.

Is Whey Protein Isolate high in protein?

Whey Protein Isolate contains 85,7 g of protein per 100 g (171% of the 50 g Daily Value), or 30,9 g in serving, 0.333 c, 36 g (36 g). About 88% of its calories come from protein. Compared with other otros alimentos, that is among the highest quarter (median 6,7 g).

How many carbs are in Whey Protein Isolate?

Whey Protein Isolate has 5,7 g of total carbohydrates per 100 g, including 0 g of fiber and 0 g of sugars.

How much fat is in Whey Protein Isolate?

Whey Protein Isolate contains 2,9 g of fat per 100 g, of which 1,4 g is saturated (7% of the Daily Value).

What vitamins and minerals does Whey Protein Isolate contain?

Per 100 g, the most notable amounts relative to the Daily Value are calcio (23% DV), fósforo (20% DV) and magnesio (17% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Whey Protein Isolate?

100 g contains 640 mg of sodium, 28% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From USDA FoodData Central: Branded Foods, record dated 15 de febrero de 2025. FoodFactly last checked it on 8 de noviembre de 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • Open Food Facts, record 0810014670881. License: ODbL 1.0 (Open Food Facts). Source record dated 15 de febrero de 2025. Imported 8 de noviembre de 2026.
  • USDA FoodData Central: Branded Foods, record 2608478. License: CC0 1.0 (U.S. public domain). Source record dated 25 de mayo de 2023. Imported 6 de noviembre de 2026.

Last updated: . Data quality score: 95/100 (how it is calculated).

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