Top 10 · Updated October 2026
Lowest-Calorie Sourdough Breads
The 10 lightest sourdough breads products on this list range from 140 to 228.8 kcal per 100 g. The sourdough breads with the fewest calories per 100 g, so you can compare energy density at a glance. We checked 44 sourdough breads with complete data.
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1
Blueberry Sourdough
Kirkland · 32 oz -
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4
50% Lower Carbs Sourdough
Gallagher’s Bakehouse -
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10
How we built this list
We ranked all published sourdough breads on Foodmetria that have a photo and the required nutrition data, using values per 100 g from the product label. Ties are broken by Nutri-Score and by how often shoppers scan the product. Rankings update automatically as label data changes. Read our methodology.