No, skip it.
Too high in carbs (46.4g/100g).
Automated check based on Open Food Facts label data. Not medical advice. Always check the package.
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What we checked
This product on every diet
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Nutrition facts (per 100g)
Per 100 g this product is low in saturated fat, low in sugars. Bands follow the UK front-of-pack guide: sugars high at 22.5 g or more and low at 5 g or less; salt high at 1.5 g or more and low at 0.3 g or less; saturated fat high at 5 g or more and low at 1.5 g or less. This describes the label, it is not dietary advice.
Processing level: NOVA group 3, processed foods. NOVA classification, from the label data.
Ingredients (original text)
Wheat Flour (Wheat Flour, Calcium Carbonate, Iron, Niacin, Thiamin), Water, Rye Flour, Salt, Fermented Wheat
Detailed analysis: why is Proper Sourdough not keto?
Our analysis indicates that Proper Sourdough is likely not suitable for a keto diet. This is based on the detection of the following ingredients which are generally avoided:
- Too high in carbs (46.4g/100g)
The full list of ingredients we analyzed is: Wheat Flour (Wheat Flour, Calcium Carbonate, Iron, Niacin, Thiamin), Water, Rye Flour, Salt, Fermented Wheat. We always advise verifying with the manufacturer for the most accurate and up-to-date information.
Nutritional information
Proper Sourdough contains 237 calories per 100g, with 9.7g of protein, 0.7g of fat, and 46.4g of carbohydrates (2.1g of which is sugar). The high carbohydrate content further confirms that this product is not suitable for a ketogenic diet.
What should you do?
If you are following a keto diet, we recommend looking for alternative products that do not contain these restricted ingredients. Many manufacturers now offer keto-friendly versions of popular products, so be sure to check product labels carefully.
Disclaimer: This analysis is based on ingredient data and should not replace professional medical or nutritional advice. If you have specific dietary restrictions due to health conditions, please consult with a healthcare provider or registered dietitian.
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Frequently asked questions
Is Proper Sourdough Keto?
No, Proper Sourdough is generally not Keto because it contains Too high in carbs (46.4g/100g).
Does Proper Sourdough contain allergens?
Always check the packaging for the most current allergen information. The ingredients list we analyzed includes: Wheat Flour (Wheat Flour, Calcium Carbonate, Iron, Niacin, Thiamin), Water, Rye Flour, Salt, Fermented Wheat
What are the nutritional facts of Proper Sourdough?
Proper Sourdough contains 237 calories per 100g, with 9.7g of protein, 46.4g of carbohydrates, and 0.7g of fat.
How much sugar is in Proper Sourdough?
Proper Sourdough lists 2.1 g of sugar per 100 g, which counts as low in sugar under the UK front-of-pack guide (5 g or less per 100 g).
Is Proper Sourdough ultra-processed?
By the NOVA classification in its label data, Proper Sourdough is in group 3 (processed foods), not in the ultra-processed group.
Can I eat Proper Sourdough on a Keto diet?
No, Proper Sourdough is not recommended for a Keto diet due to the presence of restricted ingredients. We recommend looking for Keto-certified alternatives.