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This page lists '''all the data quality errors (202) detected by Open Food Facts algorithms'''. For each one you will get a short description an the link to the page listing all products concerned by the error.
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This page lists '''all the data quality errors (217) detected by Open Food Facts algorithms'''. For each one you will get a short description an the link to the page listing all products concerned by the error.
You can get the number of all products concerned by each error at the following list: https://world.openfoodfacts.org/data-quality-errors
You can get the number of all products concerned by each error at the following list: https://world.openfoodfacts.org/data-quality-errors
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* Description: The energy value in kJ must be about 4.2 times greater than the value in kcal. The values could be reversed.
* Description: The energy value in kJ must be about 4.2 times greater than the value in kcal. The values could be reversed.
* Link: https://world.openfoodfacts.org/data-quality-error/en:energy-value-in-kcal-greater-than-in-kj
* Link: https://world.openfoodfacts.org/data-quality-error/en:energy-value-in-kcal-greater-than-in-kj
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Ingredients - ingredients count lower than expected for the category
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* Description: This category expect at least a given number of ingredients.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:ingredients-count-lower-than-expected-for-the-category
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* Description: This category expect a single and specific ingredient.
* Description: This category expect a single and specific ingredient.
* Link: https://world.openfoodfacts.org/data-quality-error/en:ingredients-single-ingredient-from-category-does-not-match-actual-ingredients
* Link: https://world.openfoodfacts.org/data-quality-error/en:ingredients-single-ingredient-from-category-does-not-match-actual-ingredients
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Mutually exclusive tags - mutually exclusive tags for labels contains-alcohol and labels no-alcohol
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-contains-alcohol-and-labels-no-alcohol
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Mutually exclusive tags - mutually exclusive tags for labels contains-gluten and labels no-gluten
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-contains-gluten-and-labels-no-gluten
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Mutually exclusive tags - mutually exclusive tags for labels contains-gmos and labels no-gmos
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-contains-gmos-and-labels-no-gmos
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Mutually exclusive tags - mutually exclusive tags for labels contains-lactose and labels no-lactose
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-contains-lactose-and-labels-no-lactose
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Mutually exclusive tags - mutually exclusive tags for labels contains-palm-oil and labels no-palm-oil
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-contains-palm-oil-and-labels-no-palm-oil
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Mutually exclusive tags - mutually exclusive tags for labels contains-soy and labels no-soy
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-contains-soy-and-labels-no-soy
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Mutually exclusive tags - mutually exclusive tags for labels fair-trade and labels non-fair-trade
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-fair-trade-and-labels-non-fair-trade
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Mutually exclusive tags - mutually exclusive tags for labels filtered and labels unfiltered
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-filtered-and-labels-unfiltered
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Mutually exclusive tags - mutually exclusive tags for labels no-additives and labels with-additives
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-no-additives-and-labels-with-additives
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Mutually exclusive tags - mutually exclusive tags for labels non-organic and labels organic
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/mutually-exclusive-tags-for-labels-non-organic-and-labels-organic
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Mutually exclusive tags - mutually exclusive tags for labels non-vegan and labels vegan
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-non-vegan-and-labels-vegan
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Mutually exclusive tags - mutually exclusive tags for labels non-vegetarian and labels vegetarian
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-non-vegetarian-and-labels-vegetarian
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Mutually exclusive tags - mutually exclusive tags for labels pasteurized and labels unpasteurized
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* Description: These two labels cannot both appear on the same product.
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* Link: https://world.openfoodfacts.org/data-quality-error/en:mutually-exclusive-tags-for-labels-pasteurized-and-labels-unpasteurized