1 slice (medium) of Plain Sourdough Bread (40 g) has 116 calories. That works out to 289 calories per 100 g. It contains 22.6 g of carbs, 3.6 g of protein, 0.8 g of fat and 1.1 g of fiber. Its 11.2 µg of Selenium covers 20% of the Daily Value. Its glycemic index is 54 (medium), so it raises blood sugar at a moderate pace.

Plain Sourdough Bread Nutrition Facts

Selected: 100 g

289

KCAL / 100G

Carbs

56.4g

· 21% DV

Protein

· 18% DV

Fat

2.1g

· 3% DV

Fiber

2.7g

· 10% DV

DV is the share of the daily value covered, on a 2,000 kcal reference diet.

Calories come from: Carbs 80% · Protein 13% · Fat 7%

Plain Sourdough Bread Vitamins & Minerals

Vitamins

0.34mg · 28% DV

3.4mg · 21% DV

Folate

76µg · 19% DV

0.21mg · 16% DV

Minerals

Selenium

28µg · 51% DV

Manganese

1mg · 43% DV

Sodium

505mg · 22% DV

Iron

3mg · 17% DV

How Nutritious Is Plain Sourdough Bread?

Nutrient density

Medium

38/ 100

How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.

Satiety score

Medium

38/ 100

An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.

Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.

Plain Sourdough Bread Glycemic Index

GLYCEMIC INDEX

Medium

0 Low5570100

GLYCEMIC LOAD

High

Accounts for portion size — a more realistic measure than GI alone.

How to Burn Off Plain Sourdough Bread

To burn the 289 calories in 100 g:

🚶

71min

Walking (5 km/h)

🏃

29min

Running (8 km/h)

🚴

39min

Cycling

🏊

34min

Swimming

Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.

Is Plain Sourdough Bread Processed?

NOVA 3

Processed

1. Unprocessed

2. Minimally Processed

3. Processed

4. Ultra-Processed

NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.

Does Plain Sourdough Bread Contain Allergens?

Contains these allergens:

Gluten yes

Dairy free

Eggs free

Peanuts free

Tree nuts free

Fish free

Soy free

Sesame free

Which Diets Is Plain Sourdough Bread Good For?

Vegan

✓ Suitable

Vegetarian

✓ Suitable

Gluten-Free

— Not suitable

Dairy-Free

— Not suitable

Mediterranean

✓ Suitable

Paleo

— Not suitable

Whole30

— Not suitable

DASH

— Not suitable

Keto

— Not suitable

Low FODMAP

— Not suitable

Plain Sourdough Bread Fat Profile

SATURATED

0.38g

MONOUNSATURATED

0.27g

POLYUNSATURATED

0.58g

⚖️

Omega 6:3 ratio 18.3:1

Above the ideal 4:1 (18.3:1).

Compare Plain Sourdough Bread

🍞vs🥯

Plain Sourdough Bread vs Poppy Seed Bagel24 kcal more per 100 g

→🍞vs🍚

Plain Sourdough Bread vs Bulgur Pilaf169 kcal more per 100 g

→🍞vs🍝

Plain Sourdough Bread vs Whole wheat pasta165 kcal more per 100 g

→🍞vs🥖

Plain Sourdough Bread vs Breadstick121 kcal fewer per 100 g

→

Foods Similar to Plain Sourdough Bread

🥯

Poppy Seed Bagel

265 kcal

🍚

Bulgur Pilaf

120 kcal

🍝

Whole wheat pasta

124 kcal

🥖

Breadstick

410 kcal

🥯

Simit

340 kcal

🥣

Granola

450 kcal

🍚

Rice Pilaf

150 kcal

🍚

Basmati Rice Pilaf

140 kcal

Frequently Asked Questions About Plain Sourdough Bread

How many calories are in plain sourdough bread?

Plain sourdough bread provides 289 calories per 100 g. Calories per serving depend on how much bread you eat.

How many carbs are in sourdough bread?

Plain sourdough bread contains 56.4 g of carbohydrates per 100 g. Its nutrition profile is primarily carbohydrate-based.

Is plain sourdough bread a good source of protein?

It provides 9 g of protein per 100 g. While it contributes protein, it contains substantially more carbohydrates than protein.

Is sourdough bread suitable for a diet?

Plain sourdough bread fits omnivore, vegetarian, vegan, Mediterranean, and flexitarian eating patterns. With 289 calories and 56.4 g of carbs per 100 g, portion size should match your dietary goals.

What is the glycemic index of plain sourdough bread?

Plain sourdough bread has a glycemic index of 54. This is considered a medium glycemic index value.

Does sourdough bread raise blood sugar?

Because it contains 56.4 g of carbohydrates per 100 g, the amount eaten matters for blood sugar management. Its glycemic index of 54 indicates a medium glycemic impact.

Is sourdough bread high in fiber?

Plain sourdough bread contains 2.7 g of fiber per 100 g. Total fiber intake also depends on the other foods in your meal and diet.

How much fat is in plain sourdough bread?

Plain sourdough bread contains 2.1 g of fat per 100 g. It is relatively low in fat compared with its carbohydrate content.

Does plain sourdough bread contain gluten?

Yes, plain sourdough bread contains gluten. It is not suitable for people who need to avoid gluten.

Is plain sourdough bread processed?

Yes, plain sourdough bread is classified as a processed food. Consider its portion size and frequency within your overall eating pattern.

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Nutrition data compiled from USDA FoodData Central and scientific sources.

· Last updated: August 19, 2026