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McFish Mayo
McFish Mayo by McDonald’s provides 261 kcal per 100 g, with 3.9 g of sugars and 11.5 g of protein. That is 87% more sugar than the average product in this category. Its Nutri-Score is C. It is listed in the Fish hamburgers category and comes in a 113 g pack.
Nutrient levels per 100 g
Levels use UK front-of-pack reference thresholds.
Nutrition facts
Serving size: 113 g
| Nutrient | Per 100 g | Per serving | % DV* | Category avg |
|---|---|---|---|---|
| Calories | 261 kcal | 295 kcal | 188 +39% | |
| Total fat | 9.7 g | 11 g | 14% | 9.7 |
| Saturated fat | 1.1 g | 1.2 g | 6% | 1.7 −39% |
| Carbohydrates | 31 g | 35 g | 13% | 11.8 +163% |
| Total sugars | 3.9 g | 4.4 g | 2.1 +87% | |
| Dietary fiber | 1.9 g | 2.1 g | 8% | 1.2 +52% |
| Protein | 11.5 g | 13 g | 26% | 13.4 −14% |
| Salt | 1.1 g | 1.2 g | 1.8 −41% |
*% Daily Value for a serving, based on a 2,000-calorie diet (FDA reference values). Category average across 36 Fish hamburgers products on Foodmetria.
Compared with other fish hamburgers
Bar shows the share of products in this category that contain less of the nutrient.
Product details
- Quantity
- 113 g
- Serving size
- 113 g
- Labels & certifications
- SustainableSustainable fisherySustainable Seafood MSC
- Sold in
- France
- Barcode
- 2000000151290
Prices reported by shoppers
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Frequently asked questions
How many calories are in McFish Mayo?
McFish Mayo contains 261 kcal per 100 g and about 295 kcal per serving (113 g).
How much sugar is in McFish Mayo?
McFish Mayo has 3.9 g of sugars per 100 g, which is considered low by UK front-of-pack guidelines.
Is McFish Mayo healthy?
It has a Nutri-Score of C (A is best, E is worst). Scores describe nutritional quality and processing, not suitability for your individual diet.
Source: Open Food Facts (ODbL). Last updated March 26, 2026. Spotted a mistake? Edit this product on Open Food Facts. Not medical advice — always check the package label.
Reviews
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