Fiber One Protein

Packaged product Grains and Pasta Fiber 1

Fiber One Protein contains 394 kcal per 100 g. A serving, 1 bar, 33 g (33 g) provides about 130 kcal.

Roughly 45% of its calories come from carbohydrates, with 38% from fat and 17% from protein (estimated with general energy factors).

That is close to the median for grains and pasta on FoodFactly (377 kcal per 100 g).

100 g provides 19% of the Daily Value for iron, 16% of the Daily Value for Thiamin (B1) and 10% of the Daily Value for Folate (B9).

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

Fiber One Protein by Fiber 1, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
394kcal per 100 g
18.2 gprotein
48.5 gcarbohydrates
18.2 gfat
130kcal in serving, 1 bar, 33 g (33 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 394 kcal
Total fat L 18.2 g 23%
Saturated fat L 10.6 g 53%
Trans fat L 0 g
Cholesterol L 15 mg 5%
Sodium L 394 mg 17%
Total carbohydrates L 48.5 g 18%
Dietary fiber L 24.2 g 86%
Total sugars L 6.1 g
Added sugars L 3 g 6%
Protein L 18.2 g 36%
Vitamin A L 0 µg0%
Vitamin C L 0 mg0%
Vitamin D L 0 µg0%
Vitamin E L 0 mg0%
Vitamin K L 0 µg0%
Thiamin (B1) L 0.2 mg16%
Riboflavin (B2) L 0.083 mg6%
Niacin (B3) L 1.2 mg8%
Pantothenic acid (B5) L 0.42 mg8%
Vitamin B6 L 0.15 mg9%
Folate (B9) L 41.8 µg10%
Vitamin B12 L 0.005 µg0.2%
Choline L 0 mg0%
Calcium L 91 mg7%
Iron L 3.3 mg19%
Magnesium L 0 mg0%
Phosphorus L 0 mg0%
Potassium L 0 mg0%
Zinc L 0 mg0%
Copper L 0 mg0%
Manganese L 0 mg0%
Selenium L 0 µg0%
Iodine L 7.2 µg5%
Chloride L 2.4 mg0.1%

% 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: 17%Carbohydrates: 45%Fat: 38%394kcal / 100 g
  • Protein 17%
  • Carbohydrates 45%
  • Fat 38%

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

Iron19%Thiamin (B1)16%Folate (B9)10%Vitamin B69%Pantothenic acid (B5)8%Niacin (B3)8%Calcium7%Riboflavin (B2)6%Iodine5%Vitamin B120.2%

Nutritional insights

  • Protein18.2 gin the top quarter of grains and pasta (median 9.3 g)
  • Fiber24.2 gin the top quarter of grains and pasta (median 6.7 g)
  • Sugars6.1 gbelow the median for grains and pasta (median 13 g)
  • Fat18.2 gin the top quarter of grains and pasta (median 5 g)
  • Saturated fat10.6 gin the top quarter of grains and pasta (median 0.53 g)
  • Sodium394 mgabove the median for grains and pasta (median 225 mg)
  • Protein per 100 kcal4.6 gprotein density, useful for comparing foods with different calorie levels
  • Water33.6 gwater per 100 g, which largely explains differences between raw, cooked and dried forms

Full nutrient profile

Sugars and starch (1)
Starch L0 g
Carotenoids (1)
Beta-carotene L5.1 µg
Other components (3)
Water L33.6 g
Alcohol L0 g
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 394 kcal394 kcal
Protein 18.2 g18.2 g
Carbohydrates 48.5 g48.5 g
Fat 18.2 g18.2 g
Fiber 24.2 g24.2 g
Sugars 6.1 g6.1 g
Sodium 394 mg394 mg

Product details

Brand
Fiber 1
Barcode
0016000508859
Quantity
33g
Label serving
1 bar (33 g)
Category
Cereals and their products
Nutri-Score
D as computed by Open Food Facts
NOVA group
4 processing level (1 to 4), as classified by Open Food Facts

Ingredients

Roasted peanuts, chicory root extract, soy protein isolate, sugar, corn syrup, vegetable oil (palm kernel, palm, canola), water, whey protein concentrate, maltodextrin, rice flour, cocoa, glycerin, rice starch, nonfat milk, fructose, salt, corn starch, soy lecithin, mono and diglycerides, disodium phosphate, barley malt extract, natural flavor, carrageenan, caramel color, mixed tocopherols added to retain freshness.

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

Ingredient guides: PeanutSugarRiceMilkSaltPalm oil

Similar products

FoodCaloriesProteinCarbsFat
Toasted Crispy Rice Cereal Hy-Vee 394 6.1 g 87.9 g 0 g
Nature's Promise, Muesli Cereal, Peanut Butter Apple Giant 394 14.1 g 46.5 g 12.7 g
Sweetened multi-grain cereal, apple crunchies Meijer 394 3 g 87.9 g 3 g
Shoprite, scrunchy, toasted rice cereal Shoprite 394 6.1 g 87.9 g 0 g
Cracker di farro Ape Gaia 394 12 g 71 g 6 g
Roundy's, crispy rice, toasted puffs of crisp rice Roundy's 394 6.1 g 87.9 g 0 g
Mother's Bumpers Peanut Butter Crunchy Corn Cereal 12.3 Ounce Box Mother's 394 9.1 g 78.8 g 7.6 g
Cereal H-E-B 394 9.1 g 87.9 g 0 g

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

Source of the nutrition information

  • USDA FoodData Central: Branded Foods, record 2741875. License: CC0 1.0 (U.S. public domain). Source record dated July 13, 2025. Imported November 6, 2026.
  • Open Food Facts, record 0016000508859. License: ODbL 1.0 (Open Food Facts). Source record dated June 2, 2026. Imported November 7, 2026.

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

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

Frequently asked questions

How many calories are in Fiber One Protein?

100 g of Fiber One Protein has 394 kcal. Serving, 1 bar, 33 g (33 g): about 130 kcal.

Is Fiber One Protein high in protein?

Fiber One Protein contains 18.2 g of protein per 100 g (36% of the 50 g Daily Value), or 6 g in serving, 1 bar, 33 g (33 g). About 17% of its calories come from protein. Compared with other grains and pasta, that is among the highest quarter (median 9.3 g).

How many carbs are in Fiber One Protein?

Fiber One Protein has 48.5 g of total carbohydrates per 100 g, including 24.2 g of fiber and 6.1 g of sugars.

How much fat is in Fiber One Protein?

Fiber One Protein contains 18.2 g of fat per 100 g, of which 10.6 g is saturated (53% of the Daily Value).

What vitamins and minerals does Fiber One Protein contain?

Per 100 g, the most notable amounts relative to the Daily Value are iron (19% DV), Thiamin (B1) (16% DV) and Folate (B9) (10% DV). The full list is in the vitamins and minerals table above.

How much sodium is in Fiber One Protein?

100 g contains 394 mg of sodium, 17% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From USDA FoodData Central: Branded Foods, record dated June 2, 2026. FoodFactly last checked it on November 7, 2026. Each value above shows whether it was measured, calculated or taken from a label.