Protein bars
Protein bars by Fiber one provides 333 kcal per 100 g, with 3.7 g of sugars and 37 g of protein. That is 80% less sugar than the average product in this category. Its Nutri-Score is D and it is classified as NOVA 4 (ultra-processed food). It is listed in the Snacks category. Contains: milk, soybeans.
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 1 bar (27 g)
| Nutrient | Per 100 g | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 333 kcal | 90 kcal | 453 −27% | |
| Total fat | 7.4 g | 2 g | 3% | 25.3 −71% |
| Saturated fat | 7.4 g | 2 g | 10% | 6.8 +9% |
| Carbohydrates | 40.7 g | 11 g | 4% | 48.9 −17% |
| Total sugars | 3.7 g | 1 g | 18.8 −80% | |
| Added sugars | 0 g | 0 g | 0% | 8.8 −100% |
| Dietary fiber | 14.8 g | 4 g | 14% | 6.7 +120% |
| Protein | 37 g | 10 g | 20% | 13.3 +178% |
| Salt | 1.2 g | 0.3 g | 1.1 +7% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 35657 Snacks products on Foodmetria.
Serving size from the US product label in USDA FoodData Central, label data from April 2019. Other values: Open Food Facts.
Compared with other snacks
Bar shows the share of products in this category that contain less of the nutrient.
Ingredients
Chicory root extract, soy protein isolate, whey protein isolate, maltitol, maltitol syrup, vegetable glycerin, palm kernel oil, partially hydrolyzed milk protein isolate, milk protein isolate, calcium caseinate, dutch cocoa (processed with alkali), water, cocoa, soy lecithin, natural and artificial flavor, salt, stevia extract.
- Allergens
- MilkSoybeans
Additives 5
Overexposure risk is based on EFSA evaluations as recorded by Open Food Facts.
Product details
- Serving size
- 1 bar (27 g)
- Sold in
- United States
- Barcode
- 0016000141766
Prices reported by shoppers
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Frequently asked questions
How many calories are in Protein bars?
Protein bars contains 333 kcal per 100 g and about 90 kcal per serving (1 bar (27 g)).
How much sugar is in Protein bars?
Protein bars has 3.7 g of sugars per 100 g, which is considered low by UK front-of-pack guidelines.
Is Protein bars healthy?
It has a Nutri-Score of D (A is best, E is worst); it is in NOVA group 4 — ultra-processed food. Scores describe nutritional quality and processing, not suitability for your individual diet.
Is Protein bars vegan?
Based on its ingredient list, it is not vegan.
What allergens does Protein bars contain?
According to the label data it contains: Milk, Soybeans. Recipes change — always check the package label.
Source: Open Food Facts (ODbL). Last updated April 17, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
Reviews
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