Red Onions

by Tesco 750g in Onions Barcode 5053947394027
Very good nutritional quality
Unprocessed or minimally processed
Green-Score
a+
Environmental impact estimate

Red Onions by Tesco provides 41 kcal per 100 g, with 5.5 g of sugars and 1.2 g of protein. Its Nutri-Score is A and it is classified as NOVA 1 (unprocessed or minimally processed). It is listed in the Onions category and comes in a 750g pack.

Nutrient levels per 100 g

Fat
0.2 g · Low
Saturated fat
0 g · Low
Sugars
5.5 g · Moderate
Salt
0 g · Low

Levels use UK front-of-pack reference thresholds.

Nutrition facts

Nutrient Per 100 g Category avg
Calories 41 kcal 58 −30%
Total fat 0.2 g 1.4 −86%
Saturated fat 0 g 0.3 −100%
Carbohydrates 7.9 g 9.2 −14%
Total sugars 5.5 g 5.4
Added sugars 0 g 0.4 −100%
Dietary fiber 1.4 g 1.8 −23%
Protein 1.2 g 1.9 −36%
Salt 0 g 0.5 −100%

Category average across 210 Onions products on Foodmetria.

Compared with other onions

Calories higher 26%
Sugars higher 29%
Salt lower 1%
Saturated fat lower 1%
Protein top 35%
Fiber top 82%

Bar shows the share of products in this category that contain less of the nutrient.

Ingredients

Red Onion

Palm oil freeVeganVegetarian

Product details

Quantity
750g
Sold in
Ireland
Barcode
5053947394027

Prices reported by shoppers

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Frequently asked questions

How many calories are in Red Onions?

Red Onions contains 41 kcal per 100 g.

How much sugar is in Red Onions?

Red Onions has 5.5 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 April 2, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.

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