Rxbar
Rxbar contains 423 kcal per 100 g. A serving, 1 bar, 52 g (52 g) provides about 220 kcal.
Roughly 40% of its calories come from fat, with 39% from carbohydrates and 21% from protein (estimated with general energy factors).
That is close to the median for snacks on FoodFactly (460 kcal per 100 g).
100 g provides 21% of the Daily Value for iron and 20% of the Daily Value for potassium.
The values are label data submitted by the manufacturer to USDA FoodData Central.
Nutrition facts
| Nutrient | Amount per 100 g | % DV |
|---|---|---|
| Calories L | 423 kcal | |
| Total fat L | 19.2 g | 25% |
| Saturated fat L | 3.9 g | 19% |
| Trans fat L | 0 g | |
| Cholesterol L | 0 mg | 0% |
| Sodium L | 385 mg | 17% |
| Total carbohydrates L | 42.3 g | 15% |
| Dietary fiber L | 9.6 g | 34% |
| Total sugars L | 25 g | |
| Added sugars L | 0 g | 0% |
| Protein L | 23.1 g | 46% |
| Calcium L | 115 mg | 9% |
| Iron L | 3.9 mg | 21% |
| Potassium L | 923 mg | 20% |
% 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 21%
- Carbohydrates 39%
- Fat 40%
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 gin the top quarter of snacks (median 7.1 g)
- Fat19.2 gbelow the median for snacks (median 21.1 g)
- Saturated fat3.9 gabove the median for snacks (median 3.6 g)
- Protein per 100 kcal5.5 gprotein density, useful for comparing foods with different calorie levels
Full nutrient profile
Carotenoids (1)
| Vitamin D (D2 + D3), International Units L | 0 IU |
|---|
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 | 210 kcal | 423 kcal |
| Protein | 12 g | 23.1 g |
| Carbohydrates | 23 g | 42.3 g |
| Fat | 8 g | 19.2 g |
| Fiber | 9.6 g | 9.6 g |
| Sugars | 18 g | 25 g |
| Sodium | 210 mg | 385 mg |
Product details
Similar products
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Rice snack Fiorentini | 423 | 6.6 g | 74 g | 11 g |
| Rice & Pea Crispy Chips Off The Eaten Path | 423 | 11 g | 65 g | 11 g |
| Pain croute Lazzaroni | 423 | 7.8 g | 77 g | 9 g |
| Chilli Crab Popcorn The Kettle Gourmet's | 423 | 4 g | 72.7 g | 11.7 g |
| Corn Chips Mexicano | 423 | 5.6 g | 59.6 g | 21.8 g |
| Spicy Dill Pickle Flavored Pretzel Medley Pretzel Pete | 423 | 7.1 g | 70.5 g | 12.3 g |
| Microwave Popcorn Popstar | 423 | 7.7 g | 57.7 g | 19.2 g |
| Chipotle Ranch Cindy’s Kitchen | 423 | 3.5 g | 7.1 g | 42.3 g |
Per 100 g. Calories in kcal. n/a: not reported by the source.
Frequently asked questions
How many calories are in Rxbar?
100 g of Rxbar has 423 kcal. Serving, 1 bar, 52 g (52 g): about 220 kcal.
Is Rxbar high in protein?
Rxbar contains 23.1 g of protein per 100 g (46% of the 50 g Daily Value), or 12 g in serving, 1 bar, 52 g (52 g). About 21% of its calories come from protein. Compared with other snacks, that is among the highest quarter (median 7.1 g).
How many carbs are in Rxbar?
Rxbar has 42.3 g of total carbohydrates per 100 g, including 9.6 g of fiber and 25 g of sugars.
How much fat is in Rxbar?
Rxbar contains 19.2 g of fat per 100 g, of which 3.9 g is saturated (19% of the Daily Value).
What vitamins and minerals does Rxbar contain?
Per 100 g, the most notable amounts relative to the Daily Value are iron (21% DV) and potassium (20% DV). The full list is in the vitamins and minerals table above.
How much sodium is in Rxbar?
100 g contains 385 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 March 18, 2026. FoodFactly last checked it on November 6, 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 2393719. License: CC0 1.0 (U.S. public domain). Source record dated September 21, 2020. Imported November 6, 2026.
- Open Food Facts, record 0857777004928. License: ODbL 1.0 (Open Food Facts). Source record dated March 18, 2026. Imported November 6, 2026.
Last updated: . Source description: "RXBAR". Data quality score: 95/100 (how it is calculated).
General nutrition information, not medical advice. Individual needs differ; see our disclaimer.