100% Isolate Ultra-Filtered Whey Protein Isolate

Packaged product Other Foods Optimum Nutrition

100% Isolate Ultra-Filtered Whey Protein Isolate contains 355 kcal per 100 g. A serving, 31 g (31 g) provides about 110 kcal.

Roughly 92% of its calories come from protein, with 4% from fat and 4% from carbohydrates (estimated with general energy factors).

That is close to the median for other foods on FoodFactly (349 kcal per 100 g).

100 g provides 37% of the Daily Value for calcium and 16% of the Daily Value for potassium.

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

100% Isolate Ultra-Filtered Whey Protein Isolate by Optimum Nutrition, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
355kcal per 100 g
80.6 gprotein
3.2 gcarbohydrates
1.6 gfat
110kcal in serving, 31 g (31 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 355 kcal
Total fat L 1.6 g 2%
Saturated fat L 0 g 0%
Cholesterol L 16 mg 5%
Sodium L 613 mg 27%
Total carbohydrates L 3.2 g 1%
Dietary fiber L 0 g 0%
Total sugars L 0 g
Added sugars L 0 g 0%
Protein L 80.6 g 161%
Vitamin A L 0 µg0%
Vitamin C L 0 mg0%
Vitamin E L 0 mg0%
Vitamin K L 0 µg0%
Choline L 0 mg0%
Calcium L 484 mg37%
Iron L 1.6 mg9%
Magnesium L 0 mg0%
Phosphorus L 0 mg0%
Potassium L 774 mg16%
Zinc L 0 mg0%
Copper L 0 mg0%
Manganese L 0 mg0%
Selenium L 0 µg0%

% 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: 92%Carbohydrates: 4%Fat: 4%355kcal / 100 g
  • Protein 92%
  • Carbohydrates 4%
  • Fat 4%

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

Calcium37%Potassium16%Iron9%Vitamin A0%Vitamin C0%Vitamin E0%Vitamin K0%Choline0%Magnesium0%Phosphorus0%

Nutritional insights

  • Protein80.6 gin the top quarter of other foods (median 75.6 g)
  • Sugars0 gin the lowest quarter of other foods (median 0.3 g)
  • Fat1.6 gabove the median for other foods (median 0.6 g)
  • Sodium613 mgin the top quarter of other foods (median 192 mg)
  • Protein per 100 kcal22.7 gprotein density, useful for comparing foods with different calorie levels

Full nutrient profile

Sugars and starch (1)
Starch L0 g
Other components (1)
Caffeine L0 mg

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 355 kcal355 kcal
Protein 80.6 g80.6 g
Carbohydrates 3.2 g3.2 g
Fat 1.6 g1.6 g
Fiber 0 gn/a
Sugars 0 gn/a
Sodium 623 mg613 mg

Product details

Brand
Optimum Nutrition
Barcode
0748927060928
Quantity
47.9 OZ (3 LB) 1.36 KG
Label serving
31 g
Category
Suplementos deportivos
Nutri-Score
D as computed by Open Food Facts
NOVA group
4 processing level (1 to 4), as classified by Open Food Facts

Ingredients

Hydrolyzed Whey Protein Isolate, Whey Protein Isolate, Cocoa Powder (Processed with Alkali), Natural and Artificial Flavor, Lecithin, Salt, Sucralose.

As listed on the package and transcribed by Open Food Facts contributors. Always check the package for allergens.

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Iso100 Hydrolyzed Dymatize 375 78.1 g 6.3 g 0 g
Isolat KIFFER LABS 333 75.8 g 6.1 g 3 g
100% Whey Pro-Win Winkler Nutrition 381 75.4 g 7 g 5.7 g
Whey Performance KIFFER LABORATORIES 412 73.5 g 5.9 g 8.8 g
Whey Protein Foodtech 433 77.2 g 9 g 9.9 g
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Per 100 g. Calories in kcal. n/a: not reported by the source.

Source of the nutrition information

  • USDA FoodData Central: Branded Foods, record 2592924. License: CC0 1.0 (U.S. public domain). Source record dated May 24, 2023. Imported November 6, 2026.
  • Open Food Facts, record 0748927060928. License: ODbL 1.0 (Open Food Facts). Source record dated May 17, 2026. Imported November 7, 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 100% Isolate Ultra-Filtered Whey Protein Isolate?

100 g of 100% Isolate Ultra-Filtered Whey Protein Isolate has 355 kcal. Serving, 31 g (31 g): about 110 kcal.

Is 100% Isolate Ultra-Filtered Whey Protein Isolate high in protein?

100% Isolate Ultra-Filtered Whey Protein Isolate contains 80.6 g of protein per 100 g (161% of the 50 g Daily Value), or 25 g in serving, 31 g (31 g). About 92% of its calories come from protein. Compared with other other foods, that is among the highest quarter (median 75.6 g).

How many carbs are in 100% Isolate Ultra-Filtered Whey Protein Isolate?

100% Isolate Ultra-Filtered Whey Protein Isolate has 3.2 g of total carbohydrates per 100 g, including 0 g of fiber and 0 g of sugars.

How much fat is in 100% Isolate Ultra-Filtered Whey Protein Isolate?

100% Isolate Ultra-Filtered Whey Protein Isolate contains 1.6 g of fat per 100 g, of which 0 g is saturated (0% of the Daily Value).

What vitamins and minerals does 100% Isolate Ultra-Filtered Whey Protein Isolate contain?

Per 100 g, the most notable amounts relative to the Daily Value are calcium (37% DV) and potassium (16% DV). The full list is in the vitamins and minerals table above.

How much sodium is in 100% Isolate Ultra-Filtered Whey Protein Isolate?

100 g contains 613 mg of sodium, 27% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From USDA FoodData Central: Branded Foods, record dated May 17, 2026. FoodFactly last checked it on November 7, 2026. Each value above shows whether it was measured, calculated or taken from a label.