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Irn-Bru
Irn-Bru by A.G.Barr provides 20 kcal per 100 ml, with 4.7 g of sugars and 0.5 g of protein. That is 67% less sugar than the average product in this category. Its Nutri-Score is D and it is classified as NOVA 4 (ultra-processed food). It is listed in the Sweetened beverages category and comes in a 500ml pack.
Nutrient levels per 100 ml
Levels use UK front-of-pack reference thresholds for drinks.
Nutrition facts
Serving size: 100ml
| Nutrient | Per 100 ml | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 20 kcal | 20 kcal | 69 −71% | |
| Total fat | 0 g | 0 g | 0% | 0.5 −100% |
| Saturated fat | 0 g | 0 g | 0% | 0.3 −100% |
| Carbohydrates | 4.8 g | 4.8 g | 2% | 15.3 −69% |
| Total sugars | 4.7 g | 4.7 g | 14.3 −67% | |
| Added sugars | 2.4 g | 2.4 g | 5% | 14.2 −83% |
| Protein | 0.5 g | 0.5 g | 1% | 0.7 −25% |
| Salt | 0 g | 0 g | 0.1 −92% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 11653 Sweetened beverages products on Foodmetria.
Compared with other sweetened beverages
Bar shows the share of products in this category that contain less of the nutrient.
Ingredients
Carbonated Water, Sugar, Acid (Citric Acid), Flavourings (Including Caffeine, Ammonium Ferric Citrate & Quinine), Sweeteners (Aspartame, Acesulfame K), Preservative (E211), Colours (Sunset Yellow FCF, Ponceau 4R).
Additives 6
Overexposure risk is based on EFSA evaluations as recorded by Open Food Facts.
Product details
- Quantity
- 500ml
- Serving size
- 100ml
- Sold in
- United Kingdom
- Barcode
- 5000382111856
Prices reported by shoppers
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Frequently asked questions
How many calories are in Irn-Bru?
Irn-Bru contains 20 kcal per 100 ml and about 20 kcal per serving (100ml).
How much sugar is in Irn-Bru?
Irn-Bru has 4.7 g of sugars per 100 ml, which is considered moderate by UK front-of-pack guidelines.
Is Irn-Bru healthy?
It has a Nutri-Score of D (A is best, E is worst); it is in NOVA group 4 — ultra-processed food. Scores describe nutritional quality and processing, not suitability for your individual diet.
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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