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Red onions
Red onions
Red onions by Sainsbury's provides 38 kcal per 100 g, with 5.9 g of sugars and 1 g of protein. That is 40% less sugar than the average product in this category. Its Nutri-Score is A and it is classified as NOVA 1 (unprocessed or minimally processed). It is listed in the Groceries category and comes in a 365g pack.
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 80g
| Nutrient | Per 100 g | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 38 kcal | 30 kcal | 194 −80% | |
| Total fat | 0.5 g | 0.4 g | 1% | 12.8 −96% |
| Saturated fat | 0.1 g | 0.1 g | 1% | 2.4 −96% |
| Carbohydrates | 7.6 g | 6.1 g | 2% | 16.2 −53% |
| Total sugars | 5.9 g | 4.7 g | 9.8 −40% | |
| Added sugars | 0 g | 0 g | 0% | 4.8 −100% |
| Dietary fiber | 1.1 g | 0.9 g | 3% | 2.4 −54% |
| Protein | 1 g | 0.8 g | 2% | 2.8 −65% |
| Salt | 0 g | 0 g | 5.9 −100% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 59918 Groceries products on Foodmetria.
Compared with other groceries
Bar shows the share of products in this category that contain less of the nutrient.
Ingredients
Red onions.
Product details
- Quantity
- 365g
- Serving size
- 80g
- Sold in
- United Kingdom
- Barcode
- 00438506
Prices reported by shoppers
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Frequently asked questions
How many calories are in Red onions?
Red onions contains 38 kcal per 100 g and about 30 kcal per serving (80g).
How much sugar is in Red onions?
Red onions has 5.9 g of sugars per 100 g, which is considered moderate by UK front-of-pack guidelines.
Is Red onions healthy?
It has a Nutri-Score of A (A is best, E is worst); it is in NOVA group 1 — unprocessed or minimally processed. Scores describe nutritional quality and processing, not suitability for your individual diet.
Is Red onions vegan?
Based on its ingredient list, it appears to be vegan. Always check the package label.
Source: Open Food Facts (ODbL). Last updated March 27, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
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