Protein bar
Packaged product Sweets and Desserts Rxbar
Protein bar contains 385 kcal per 100 g. A serving, 1 serving, 52 g (52 g) provides about 200 kcal.
Roughly 47% of its calories come from carbohydrates, with 30% from fat and 23% from protein (estimated with general energy factors).
That is close to the median for sweets and desserts on FoodFactly (385 kcal per 100 g).
100 g provides 28% of the Daily Value for copper, 24% of the Daily Value for manganese and 22% of the Daily Value for Niacin (B3).
The values are label data submitted by the manufacturer to USDA FoodData Central.
Nutrition facts
| Nutrient | Amount per 100 g | % DV |
|---|---|---|
| Calories L | 385 kcal | |
| Total fat L | 13.5 g | 17% |
| Saturated fat L | 1.9 g | 10% |
| Trans fat L | 0 g | |
| Cholesterol L | 0 mg | 0% |
| Sodium L | 596 mg | 26% |
| Total carbohydrates L | 48.1 g | 17% |
| Dietary fiber L | 9.6 g | 34% |
| Total sugars L | 28.8 g | |
| Added sugars L | 0 g | 0% |
| Protein L | 23.1 g | 46% |
| Vitamin A L | 0 µg | 0% |
| Vitamin C L | 1.8 mg | 2% |
| Vitamin D L | 0 µg | 0% |
| Vitamin E L | 0.91 mg | 6% |
| Thiamin (B1) L | 0.14 mg | 11% |
| Riboflavin (B2) L | 0.096 mg | 7% |
| Niacin (B3) L | 3.6 mg | 22% |
| Pantothenic acid (B5) L | 0.94 mg | 19% |
| Vitamin B6 L | 0.22 mg | 13% |
| Folate (B9) L | 34.3 µg | 9% |
| Vitamin B12 L | 0.009 µg | 0.4% |
| Calcium L | 77 mg | 6% |
| Iron L | 1.9 mg | 11% |
| Magnesium L | 79.9 mg | 19% |
| Phosphorus L | 142 mg | 11% |
| Potassium L | 923 mg | 20% |
| Zinc L | 0.92 mg | 8% |
| Copper L | 0.25 mg | 28% |
| Manganese L | 0.54 mg | 24% |
| Selenium L | 10.2 µg | 19% |
| Iodine L | 7.4 µg | 5% |
% 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 23%
- Carbohydrates 47%
- Fat 30%
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
Nutritional insights
- Protein23.1 gbelow the median for sweets and desserts (median 25.6 g)
- Fiber9.6 gabove the median for sweets and desserts (median 7.5 g)
- Sugars28.8 gin the top quarter of sweets and desserts (median 14 g)
- Fat13.5 gbelow the median for sweets and desserts (median 15 g)
- Saturated fat1.9 gin the lowest quarter of sweets and desserts (median 6.1 g)
- Sodium596 mgin the top quarter of sweets and desserts (median 216 mg)
- Protein per 100 kcal6 gprotein density, useful for comparing foods with different calorie levels
- Water23.1 gwater per 100 g, which largely explains differences between raw, cooked and dried forms
Full nutrient profile
Sugars and starch (1)
| Starch L | 1.3 g |
|---|
Carotenoids (1)
| Beta-carotene L | 52.6 µg |
|---|
Other components (2)
| Water L | 23.1 g |
|---|---|
| Alcohol L | 0 g |
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 Facts | USDA Branded |
|---|---|---|
| Calories | 331 kcal | 385 kcal |
| Protein | 8.1 g | 23.1 g |
| Carbohydrates | 41.7 g | 48.1 g |
| Fat | 13 g | 13.5 g |
| Fiber | 6.5 g | 9.6 g |
| Sugars | 39.4 g | 28.8 g |
| Sodium | 188 mg | 596 mg |
Product details
- Brand
- Rxbar
- Barcode
- 0193908005045
- Label serving
- 1 serving (52 g)
- Category
- Protein Energy Bars
- NOVA group
- 4 processing level (1 to 4), as classified by Open Food Facts
Similar products
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Protein + Sportyfeel | 385 | 35.4 g | 31 g | 16.4 g |
| Fellas Peanut and Cocoa High-Protein Bar 45 g Fellas | 385 | 33 g | 34 g | 11 g |
| Nature Tech Power Pro 34% Protein Bar Salted Caramel No Sugar 80g NatureTec | 385 | 34 g | 37 g | 15 g |
| Protein Bar RXBAR | 385 | 23.1 g | 44.2 g | 15.4 g |
| Rx Bar Chocolate Sea Salt Rxbar | 385 | 23.1 g | 44.2 g | 15.4 g |
| Veganer Nougat & Himbeere Proteinriegel Watson Nutrition | 384 | 30 g | 30 g | 16.6 g |
| The Protein crunch & creamy Enervit | 384 | 36 g | 33 g | 16 g |
| Buddha Protein Iswari | 384 | 15 g | 43 g | 15 g |
Per 100 g. Calories in kcal. n/a: not reported by the source.
Frequently asked questions
How many calories are in Protein bar?
100 g of Protein bar has 385 kcal. Serving, 1 serving, 52 g (52 g): about 200 kcal.
Is Protein bar high in protein?
Protein bar contains 23.1 g of protein per 100 g (46% of the 50 g Daily Value), or 12 g in serving, 1 serving, 52 g (52 g). About 23% of its calories come from protein. Compared with other sweets and desserts, that is below the median (median 25.6 g).
How many carbs are in Protein bar?
Protein bar has 48.1 g of total carbohydrates per 100 g, including 9.6 g of fiber and 28.8 g of sugars.
How much fat is in Protein bar?
Protein bar contains 13.5 g of fat per 100 g, of which 1.9 g is saturated (10% of the Daily Value).
What vitamins and minerals does Protein bar contain?
Per 100 g, the most notable amounts relative to the Daily Value are copper (28% DV), manganese (24% DV), Niacin (B3) (22% DV), potassium (20% DV) and magnesium (19% DV). The full list is in the vitamins and minerals table above.
How much sodium is in Protein bar?
100 g contains 596 mg of sodium, 26% of the 2,300 mg Daily Value.
Where does this nutrition data come from?
From USDA FoodData Central: Branded Foods, record dated March 1, 2026. FoodFactly last checked it on November 7, 2026. Each value above shows whether it was measured, calculated or taken from a label.
Source of the nutrition information
- USDA FoodData Central: Branded Foods, record 2677666. License: CC0 1.0 (U.S. public domain). Source record dated May 17, 2022. Imported November 6, 2026.
- Open Food Facts, record 0193908005045. License: ODbL 1.0 (Open Food Facts). Source record dated March 1, 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.