M&S Bakery

Brown sourdough boule — Calories, Nutrition & Ingredients

400 g UPC 29377596 Wheat breads Updated 16 Oct 2026

Brown sourdough boule
Photo: Open Food Facts contributors, CC BY-SA 3.0
Calories
249per 100 g
Protein
7.5 gper 100 g
Carbs
46 gper 100 g
Fat
1.4 gper 100 g

Where to buy

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Per serving (50 g): 124 calories. Per 100 g: 249 calories, 7.5 g protein, 1.4 g fat.

Label highlights: Fat: low Saturates: low Sugars: low Salt: medium Contains Gluten

Nutrition

Portion size: 50 g

Per 100 gPer portion (%RI*)
Energy 1042 kJ / 249 kcal 521 kJ / 125 kcal (6%)
Fat 1.4 g 0.7 g (1%)
of which saturates 0.5 g 0.2 g (1%)
Carbohydrate 46 g 23 g (9%)
of which sugars 1.3 g 0.7 g (1%)
Fibre 3.7 g 1.9 g
Protein 7.5 g 3.8 g (8%)
Salt 1.30 g 0.65 g (11%)

*Reference intake of an average adult (8400 kJ / 2000 kcal)

Calculated from Open Food Facts per-100 g data for the stated serving; values may differ slightly from the package label because of rounding.

Per 100 g and custom amounts

Nutrition per amount

249 calories in 100 g
Protein7.5 g
Carbohydrates46 g
Sugars1.3 g
Added sugars0 g
Fibre3.7 g
Fat1.4 g
Saturated fat0.5 g
Sodium520 mg

Ingredient flags

No specific flags detected in the ingredient list.

How we detect these flags

Data: Open Food Facts (ODbL) · Photo: Open Food Facts contributors (CC BY-SA)

Where to buy Brown sourdough boule

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Healthier swaps

Same category, better nutrition per 100 g (see methodology).

We compare per-100 g values from Open Food Facts. A swap must be at least as good on sugars, saturates, salt, calories, protein and fibre (where listed) and strictly better on at least one of those nutrients. Check the label for your portion size.

Ingredients

Barley flour, Dark Rye, Salt, Water, Wheat flour

Allergens

Contains: Gluten

Frequently asked questions

How many calories are in Brown sourdough boule?

Per 100 g of Brown sourdough boule there are 249 calories.

How much protein is in Brown sourdough boule?

Per 100 g of Brown sourdough boule there are 7.5 g protein.

How many carbohydrates are in Brown sourdough boule?

Per 100 g of Brown sourdough boule there are 46.0 g carbohydrates. Of which 1.3 g sugars.

How much sugar is in Brown sourdough boule?

Per 100 g of Brown sourdough boule there are 1.3 g sugars.

How much sodium (salt) is in Brown sourdough boule?

Per 100 g of Brown sourdough boule there are 520.0 mg sodium. UK guidance is for adults to eat no more than 6 g of salt (about 2,400 mg of sodium) a day.

How much fibre is in Brown sourdough boule?

Per 100 g of Brown sourdough boule there are 3.7 g fibre. Fibre is important for digestive health.

What are the main ingredients in Brown sourdough boule?

The main ingredients in Brown sourdough boule are: Barley flour, Dark Rye, Salt, Water, Wheat flour.

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Level of processing

1
Unprocessed
5 ingredients
UnprocessedUltra-processed

Nutrition breakdown

Macronutrients

Types of fat

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