View full-size photo · Photo: Open Food Facts contributors, CC BY-SA
Fiber One Chewy Bars Oats & Chocolate
Chewy cereal bar with chocolate
Fiber One Chewy Bars Oats & Chocolate by Fiber one provides 375 kcal per 100 g, with 22.5 g of sugars and 5 g of protein. Its Nutri-Score is D and it is classified as NOVA 4 (ultra-processed food). It is listed in the Chocolate cereal bars category and comes in a 5x 1.4 oz bars - Net weight 7 oz pack. Contains: gluten, milk, soybeans.
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 1 bar (40 g)
| Nutrient | Per 100 g | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 375 kcal | 150 kcal | 411 −9% | |
| Total fat | 10 g | 4 g | 5% | 14 −28% |
| Saturated fat | 3.8 g | 1.5 g | 8% | 6 −38% |
| Carbohydrates | 72.5 g | 29 g | 11% | 62.5 +16% |
| Total sugars | 22.5 g | 9 g | 23.5 | |
| Added sugars | 20 g | 8 g | 16% | 21.9 −9% |
| Dietary fiber | 22.5 g | 9 g | 32% | 6.7 +237% |
| Protein | 5 g | 2 g | 4% | 7.8 −36% |
| Salt | 0.6 g | 0.2 g | 0.5 +22% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 532 Chocolate cereal bars products on Foodmetria.
Compared with other chocolate cereal bars
Bar shows the share of products in this category that contain less of the nutrient.
Ingredients
Chicory Root Extract, Whole Grain Oats, Semisweet Chocolate (sugar, chocolate liquor, cocoa butter, soy lecithin, natural flavor), Corn Syrup, Rice Flour, Whole Grain Barley Flakes, Sugar, Vegetable Glycerin, Canola Oil, Palm Kernel Oil, Maltodextrin, Tricalcium Phosphate, Soy Lecithin, Sugarcane Fiber, Cocoa, Salt, Fructose, Dutch Cocoa (processed with alkali), Barley Malt Extract, Cellulose Gum, Baking Soda, Milk Powder, Natural Flavor. Vitamin E (mixed tocopherols) Added to Retain Freshness
- Allergens
- GlutenMilkSoybeans
Additives 6
Overexposure risk is based on EFSA evaluations as recorded by Open Food Facts.
Product details
- Quantity
- 5x 1.4 oz bars - Net weight 7 oz
- Serving size
- 1 bar (40 g)
- Labels & certifications
- Calcium source100% Recycled Paperboard
- Sold in
- United States
- Barcode
- 0016000143449
Prices reported by shoppers
Loading prices…
Frequently asked questions
How many calories are in Fiber One Chewy Bars Oats & Chocolate?
Fiber One Chewy Bars Oats & Chocolate contains 375 kcal per 100 g and about 150 kcal per serving (1 bar (40 g)).
How much sugar is in Fiber One Chewy Bars Oats & Chocolate?
Fiber One Chewy Bars Oats & Chocolate has 22.5 g of sugars per 100 g, which is considered moderate by UK front-of-pack guidelines.
Is Fiber One Chewy Bars Oats & Chocolate 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 Fiber One Chewy Bars Oats & Chocolate vegan?
Based on its ingredient list, it is not vegan.
What allergens does Fiber One Chewy Bars Oats & Chocolate contain?
According to the label data it contains: Gluten, Milk, Soybeans. Recipes change — always check the package label.
Source: Open Food Facts (ODbL). Last updated September 15, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
Reviews
Compare & rankings
Healthier alternatives
Best in category →Same category, meaningfully better on at least one measure and no worse on the others. Each card shows what improves.
a NOVA 4 
a NOVA 4 
a NOVA 4 
a NOVA 4 More chocolate cereal bars
View all →
d NOVA 4 
e NOVA 4 
d NOVA 4 
d NOVA 4 
d NOVA 4 
e NOVA 4 More from Fiber one
View all →
NOVA 4 
c NOVA 4 
c NOVA 4 
c NOVA 4 
c NOVA 4 
c NOVA 4