Rainbo · Breads and Buns
Hamburger Buns
One bun (43g) serving of Hamburger Buns by Rainbo has 120 calories, 2g of sugars and 200mg of sodium, as submitted by RAINBO to USDA (FoodData Central 1096809, record updated Aug 20, 2020).
Values for the declared serving and per 100 g. FoodData Central 1096809, available Sep 29, 2020; USDA record.
Nutrition Facts
* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice. Protein % DV here is not corrected for protein quality.
Computed from the values per 100 g that RAINBO submitted to USDA, for the declared 43g serving. They are rounded as FDA requires labels to round; the package in your hand is the authority. Check the USDA record.
- UPC
- 50400737941
- Category
- Breads and Buns
- Records
- 1 under this UPC
How it compares with other breads and buns
Per 100 g, it has more sugar than 47% of the 10,293 breads and buns products in USDA's branded database, and it has more sodium than 50% of them.
Where the calories come from: 76% carbohydrate, 11% fat and 13% protein (4 calories a gram of protein or carbohydrate, 9 of fat).
Where it sits among breads and buns: sugar per 100 g
| Per 100 g | This product | Median of the category | Share of the category lower |
|---|---|---|---|
| Total sugars | 4.7 g | 4.7 g | 47% |
| Sodium | 465 mg | 464 mg | 50% |
| Protein | 9.3 g | 8.9 g | 55% |
| Calories | 279 | 267 | 63% |
Source: USDA FoodData Central branded foods, April 30, 2026 release; category statistics computed by GetFoodFacts from 10,293 products, one per barcode.
Other buns in this aisle
1,373 of the 10,293 breads and buns products are named buns. Per 100 g their median is 275 calories, 465 mg of sodium and 9.1 g of protein; 644 have less sodium than this one.
| Other brands with less sodium | Sodium per 100 g | Calories per 100 g |
|---|---|---|
| Sprouted California Style Burger Buns ALVARADO ST. BAKERY | 371 mg | 242 |
| Whole Wheat Hot Dog Buns LIDL | 370 mg | 239 |
| Hot Dog Buns NATURE'S OWN | 370 mg | 239 |
Source: USDA FoodData Central branded foods, April 30, 2026 release: products in this aisle whose name contains "buns", one per barcode.
What is in it
Ingredients (as submitted): ENRICHED WHEAT FLOUR [FLOUR, MALTED BARLEY FLOUR, REDUCED IRON, NIACIN, THIAMIN MONONITRATE (VITAMIN B1), RIBOFLAVIN (VITAMIN B2), FOLIC ACID], WATER, SUGAR, YEAST, SOYBEAN OIL, WHEAT GLUTEN, SALT, MONOGLYCERIDES, CALCIUM PROPIONATE (PRESERVATIVE), DATEM, GRAIN VINEGAR, CITRIC ACID, CALCIUM SULFATE, POTASSIUM IODATE, MONOCALCIUM PHOSPHATE, SOY LECITHIN.
The statement lists 16 ingredients at the top level, beginning with Enriched Wheat Flour [flour, Malted Barley Flour, Reduced Iron. It has no separate "Contains" line; a major allergen (the nine the FDA requires on labels: milk, eggs, fish, shellfish, tree nuts, peanuts, wheat, soybeans, sesame) may be named inside the ingredients instead. For allergies, read the package: this is the record USDA holds (updated Aug 20, 2020), not the label on the shelf today.
Source: the ingredient statement RAINBO submitted to USDA (FoodData Central 1096809).
Questions about this product
How many calories are in Rainbo Hamburger Buns?
120 per 1 bun (43g) serving, and 279 per 100 g.
How much sodium is in Rainbo Hamburger Buns?
200mg per serving (9% of the 2,300 mg Daily Value).
Is this the label on the package today?
It is the record RAINBO submitted to USDA, last updated Aug 20, 2020. Recipes change: the package in your hand is the authority.
Sources for this page
- USDA FoodData Central
- this record and every record it is compared with, April 30, 2026 release. fdc.nal.usda.gov
- FoodData Central documentation
- what branded, SR Legacy, Foundation and survey records are. fdc.nal.usda.gov
- USDA Food and Nutrient Database for Dietary Studies
- survey foods and their household portions. ars.usda.gov
- 21 CFR 101.9, Nutrition labeling of food
- the label format, its rounding and the Daily Values. ecfr.gov
- 21 CFR 101 subpart D, Nutrient content claims
- the FDA thresholds the comparisons count. ecfr.gov
- FDA, How to Understand and Use the Nutrition Facts Label
- the 5% and 20% Daily Value rule. fda.gov