Whey Isolate Protein Powder, Vanilla

Packaged product Other Foods Met-Rx

Whey Isolate Protein Powder, Vanilla contains 351 kcal per 100 g. A serving, 1 serving, 100 g (100 g) provides about 351 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 other foods on FoodFactly, where the median is 254 kcal per 100 g across 511,115 products.

100 g provides 21% of the Daily Value for calcium, 20% of the Daily Value for magnesium and 14% of the Daily Value for potassium.

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

351kcal per 100 g
81.1 gprotein
5.4 gcarbohydrates
2.7 gfat
351kcal in serving, 1 serving, 100 g (100 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 351 kcal
Total fat L 2.7 g 3%
Saturated fat L 0 g 0%
Trans fat L 0 g
Cholesterol L 14 mg 5%
Sodium L 257 mg 11%
Total carbohydrates L 5.4 g 2%
Dietary fiber L 2.7 g 10%
Total sugars L 0 g
Protein L 81.1 g 162%
Vitamin C L 0 mg0%
Calcium L 270 mg21%
Iron L 2 mg11%
Magnesium L 86 mg20%
Phosphorus L 162 mg13%
Potassium L 649 mg14%

% 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%351kcal / 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

Calcium21%Magnesium20%Potassium14%Phosphorus13%Iron11%Vitamin C0%

Nutritional insights

  • Protein81.1 gin the top quarter of other foods (median 7.4 g)
  • Fiber2.7 gabove the median for other foods (median 1.8 g)
  • Sugars0 gin the lowest quarter of other foods (median 3.2 g)
  • Fat2.7 gbelow the median for other foods (median 6.6 g)
  • Saturated fat0 gin the lowest quarter of other foods (median 2 g)
  • Sodium257 mgabove the median for other foods (median 248 mg)
  • Protein per 100 kcal23.1 gprotein density, useful for comparing foods with different calorie levels

Full nutrient profile

Amino acids (17)
Tryptophan L1.4 g
Threonine L5.9 g
Isoleucine L5.3 g
Leucine L8.3 g
Lysine L6.5 g
Methionine L1.6 g
Phenylalanine L2.3 g
Tyrosine L2.4 g
Valine L4.7 g
Arginine L1.7 g
Histidine L1.5 g
Alanine L3.9 g
Aspartic acid L8.9 g
Glutamic acid L14.1 g
Proline L5.8 g
Serine L4 g
Cysteine L2 g
Other components (1)
Vitamin A, IU L0 IU

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 110 kcal351 kcal
Protein 26 g81.1 g
Carbohydrates 5.4 g5.4 g
Fat 0 g2.7 g
Fiber 2.7 g2.7 g
Sugars n/a0 g
Sodium 257 mg257 mg

Product details

Brand
Met-Rx
Barcode
0786560598378
Label serving
1 serving (100 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.

Source of the nutrition information

  • Open Food Facts, record 0786560598378. License: ODbL 1.0 (Open Food Facts). Source record dated June 19, 2026. Imported November 12, 2026.
  • USDA FoodData Central: Branded Foods, record 2338620. License: CC0 1.0 (U.S. public domain). Source record dated May 5, 2021. Imported November 6, 2026.

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

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

Frequently asked questions

How many calories are in Whey Isolate Protein Powder, Vanilla?

100 g of Whey Isolate Protein Powder, Vanilla has 351 kcal. Serving, 1 serving, 100 g (100 g): about 351 kcal.

Is Whey Isolate Protein Powder, Vanilla high in protein?

Whey Isolate Protein Powder, Vanilla contains 81.1 g of protein per 100 g (162% of the 50 g Daily Value), or 81.1 g in serving, 1 serving, 100 g (100 g). About 88% of its calories come from protein. Compared with other other foods, that is among the highest quarter (median 7.4 g).

How many carbs are in Whey Isolate Protein Powder, Vanilla?

Whey Isolate Protein Powder, Vanilla has 5.4 g of total carbohydrates per 100 g, including 2.7 g of fiber and 0 g of sugars.

How much fat is in Whey Isolate Protein Powder, Vanilla?

Whey Isolate Protein Powder, Vanilla contains 2.7 g of fat per 100 g, of which 0 g is saturated (0% of the Daily Value).

What vitamins and minerals does Whey Isolate Protein Powder, Vanilla contain?

Per 100 g, the most notable amounts relative to the Daily Value are calcium (21% DV), magnesium (20% DV), potassium (14% DV), phosphorus (13% DV) and iron (11% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Whey Isolate Protein Powder, Vanilla?

100 g contains 257 mg of sodium, 11% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From USDA FoodData Central: Branded Foods, record dated June 19, 2026. FoodFactly last checked it on November 12, 2026. Each value above shows whether it was measured, calculated or taken from a label.