# Latest **URL:** https://forum.openfoodfacts.org/latest.md [Latest](https://forum.openfoodfacts.org/latest.md) · [Categories](https://forum.openfoodfacts.org/categories.md) · [Tags](https://forum.openfoodfacts.org/tags.md) --- ## [Welcome to Open Food Facts' forum](https://forum.openfoodfacts.org/t/welcome-to-open-food-facts-forum/7)
**Author:** [@system](https://forum.openfoodfacts.org/u/system)\ **Replies:** 0\ **Last updated:** [December 12, 2021, 10:21pm UTC](https://forum.openfoodfacts.org/t/welcome-to-open-food-facts-forum/7 "2021-12-12T22:21:17Z")
Welcome to the Open Food Facts’ forum! This is the place where the community discuss all kind of question/topic related to the project. Please read our guidelines to participate. This forum is open to anyone. Feel free… --- ## [Why so many Israel products have wrong main language?](https://forum.openfoodfacts.org/t/why-so-many-israel-products-have-wrong-main-language/2453)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 0\ **Last updated:** [November 6, 2026, 5:58pm UTC](https://forum.openfoodfacts.org/t/why-so-many-israel-products-have-wrong-main-language/2453 "2026-11-06T17:58:18Z")
Too many Israel products have wrong main language Usually it is English, but sometimes is French too. It happens too often to be just an accident mistake made by users? What can be the possible reason for that? --- ## [AI recognition doesn't work if a label has many prices](https://forum.openfoodfacts.org/t/ai-recognition-doesnt-work-if-a-label-has-many-prices/2452)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 1\ **Last updated:** [November 6, 2026, 5:43pm UTC](https://forum.openfoodfacts.org/t/ai-recognition-doesnt-work-if-a-label-has-many-prices/2452 "2026-11-06T17:43:00Z")
A fridge in a shop I was today had the list with many prices in row and AI recognition hadn’t work for it --- ## [Why do some items not show up on the app?](https://forum.openfoodfacts.org/t/why-do-some-items-not-show-up-on-the-app/2096)
**Author:** [@tonih](https://forum.openfoodfacts.org/u/tonih)\ **Replies:** 3\ **Last updated:** [November 4, 2026, 9:30pm UTC](https://forum.openfoodfacts.org/t/why-do-some-items-not-show-up-on-the-app/2096 "2026-11-04T21:30:39Z")
How come some items can’t be found on the app (Android app specifically), but can be found via the browser? Here is an example: Corn Snack – Earth Control I’ve seen this issue on many different items. --- ## [Is there any way to hide or block undesirable fields on OpenProductsFacts?](https://forum.openfoodfacts.org/t/is-there-any-way-to-hide-or-block-undesirable-fields-on-openproductsfacts/2450)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 0\ **Last updated:** [November 4, 2026, 9:18pm UTC](https://forum.openfoodfacts.org/t/is-there-any-way-to-hide-or-block-undesirable-fields-on-openproductsfacts/2450 "2026-11-04T21:18:25Z")
Fields “Quantity”, “Origin of the product and/or its ingredients”, “Origin of ingredients” are not applicable for this product: because it is online book available for free. So I want to block and hide them. Is there … --- ## [What "Common name" field on product page is used for?](https://forum.openfoodfacts.org/t/what-common-name-field-on-product-page-is-used-for/2449)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 0\ **Last updated:** [November 4, 2026, 9:12pm UTC](https://forum.openfoodfacts.org/t/what-common-name-field-on-product-page-is-used-for/2449 "2026-11-04T21:12:55Z")
How it is defined? What is the difference from the usual product name? --- ## [What should be filled in "Countries where sold" field for online books?](https://forum.openfoodfacts.org/t/what-should-be-filled-in-countries-where-sold-field-for-online-books/2448)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 0\ **Last updated:** [November 4, 2026, 9:09pm UTC](https://forum.openfoodfacts.org/t/what-should-be-filled-in-countries-where-sold-field-for-online-books/2448 "2026-11-04T21:09:20Z")
Online? Web? World? Worldwide? Especially it is relevant for books available for free --- ## [Series of questions about books in OpenProductsFacts](https://forum.openfoodfacts.org/t/series-of-questions-about-books-in-openproductsfacts/2447)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 0\ **Last updated:** [November 4, 2026, 9:05pm UTC](https://forum.openfoodfacts.org/t/series-of-questions-about-books-in-openproductsfacts/2447 "2026-11-04T21:05:48Z")
--- ## [Is license is counted as labels, certifications or awards?](https://forum.openfoodfacts.org/t/is-license-is-counted-as-labels-certifications-or-awards/2446)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 0\ **Last updated:** [November 4, 2026, 9:05pm UTC](https://forum.openfoodfacts.org/t/is-license-is-counted-as-labels-certifications-or-awards/2446 "2026-11-04T21:05:29Z")
It is book with ISBN code licensed under CC-BY licence. Should it be added in “Labels, certifications, awards” field? And if yes, then how? Should be credited as link to the license or it should be just license name? … --- ## [For books in OpenProductsFacts, what is brand and how should it be filled?](https://forum.openfoodfacts.org/t/for-books-in-openproductsfacts-what-is-brand-and-how-should-it-be-filled/2445)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 0\ **Last updated:** [November 4, 2026, 9:00pm UTC](https://forum.openfoodfacts.org/t/for-books-in-openproductsfacts-what-is-brand-and-how-should-it-be-filled/2445 "2026-11-04T21:00:15Z")
What is counted as brand for books? Is it publisher? Or is it author? For now I added both, but I need to know the answer for the future. If it is author, then is it possible to differentiate between authors with the … --- ## [Isn't it easier just to set the whole website so it’s only accessible after registration?](https://forum.openfoodfacts.org/t/isnt-it-easier-just-to-set-the-whole-website-so-it-s-only-accessible-after-registration/2434)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 2\ **Last updated:** [November 4, 2026, 8:49pm UTC](https://forum.openfoodfacts.org/t/isnt-it-easier-just-to-set-the-whole-website-so-it-s-only-accessible-after-registration/2434 "2026-11-04T20:49:25Z")
I tried to use the main website without logging into my account for 100th time. It is just unusable. Except for main pages I didn’t meet almost any single feature that can work. Almost every my click/action triggers this… --- ## [New folksonomy property: user:\[username\]](https://forum.openfoodfacts.org/t/new-folksonomy-property-user-username/2285)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 2\ **Last updated:** [November 4, 2026, 8:43pm UTC](https://forum.openfoodfacts.org/t/new-folksonomy-property-user-username/2285 "2026-11-04T20:43:14Z")
Motivation It allows to store personal properties and their values. user:\[username\]: is a prefix used to store personal properties and their values, that you ready to share with the whole world (because every folksono… --- ## [Design and UX contributions!](https://forum.openfoodfacts.org/t/design-and-ux-contributions/2444)
**Author:** [@erioldoesdesign](https://forum.openfoodfacts.org/u/erioldoesdesign)\ **Replies:** 1\ **Last updated:** [November 1, 2026, 4:38pm UTC](https://forum.openfoodfacts.org/t/design-and-ux-contributions/2444 "2026-11-01T16:38:04Z")
Hey there folks :waving\_hand: I’m an OSS focused designer and i would love to help out if you have problems you need solved by a designer. I previously worked at the open food network and i helped out the nano store pro… --- ## [Hello from Austria - developing NomScan, a pet food tracker and pantry/shopping helper](https://forum.openfoodfacts.org/t/hello-from-austria-developing-nomscan-a-pet-food-tracker-and-pantry-shopping-helper/2437)
**Author:** [@NomScanDev](https://forum.openfoodfacts.org/u/NomScanDev)\ **Replies:** 1\ **Last updated:** [November 1, 2026, 4:28pm UTC](https://forum.openfoodfacts.org/t/hello-from-austria-developing-nomscan-a-pet-food-tracker-and-pantry-shopping-helper/2437 "2026-11-01T16:28:58Z")
Hello from Austria! I’m working on my first Android app (NomScan) and wanted to say hi to the community. It’s a pet food tracker and pantry/shopping helper for cat and dog owners, built around a retro pixel-art interfac… --- ## [Hi from India: Ayushman, aspiring contributor (TypeScript / Python)](https://forum.openfoodfacts.org/t/hi-from-india-ayushman-aspiring-contributor-typescript-python/2431)
**Author:** [@eduman1551](https://forum.openfoodfacts.org/u/eduman1551)\ **Replies:** 1\ **Last updated:** [November 1, 2026, 12:20pm UTC](https://forum.openfoodfacts.org/t/hi-from-india-ayushman-aspiring-contributor-typescript-python/2431 "2026-11-01T12:20:55Z")
Hi everyone! I’m Ayushman, a Computer Science student at IIIT Kota, India. I work mostly with TypeScript, React, Node.js and Python, with MongoDB and PostgreSQL, and I’m learning AI engineering. I’ve been using Open Foo… --- ## [Packaging explicitly states no palm oil](https://forum.openfoodfacts.org/t/packaging-explicitly-states-no-palm-oil/2438)
**Author:** [@GoldenHare](https://forum.openfoodfacts.org/u/GoldenHare)\ **Replies:** 1\ **Last updated:** [November 1, 2026, 12:18pm UTC](https://forum.openfoodfacts.org/t/packaging-explicitly-states-no-palm-oil/2438 "2026-11-01T12:18:08Z")
Looking at this product, the packaging explicitly states “No Palm Oil”, but openfoodfacts says it “May contain palm oil” because it contains “Ingredients that may contain palm oil: E471, E160ai”. I would like to know how… --- ## [Which weight/volume unit should be preffered when many units are specified on the packaging?](https://forum.openfoodfacts.org/t/which-weight-volume-unit-should-be-preffered-when-many-units-are-specified-on-the-packaging/2257)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 15\ **Last updated:** [October 22, 2026, 12:27am UTC](https://forum.openfoodfacts.org/t/which-weight-volume-unit-should-be-preffered-when-many-units-are-specified-on-the-packaging/2257 "2026-10-22T00:27:09Z")
Should it be SI as international standard or local because it is more important on product market? Then what to do if this product is available on 2 markets with 2 different preffered standards? Or should I store both… --- ## [How 'zero' price or 'name your price' can be added?](https://forum.openfoodfacts.org/t/how-zero-price-or-name-your-price-can-be-added/2416)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 2\ **Last updated:** [October 21, 2026, 7:00pm UTC](https://forum.openfoodfacts.org/t/how-zero-price-or-name-your-price-can-be-added/2416 "2026-10-21T19:00:39Z")
As far as I understand it, ISBN are counted as valid barcodes for OPF: Source: Barcodes - Open Food Facts wiki The problem there are many digital only books, that get their ISBNs. It means that they can be available… --- ## [How can I contact with some editor?](https://forum.openfoodfacts.org/t/how-can-i-contact-with-some-editor/2414)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 6\ **Last updated:** [October 21, 2026, 6:51pm UTC](https://forum.openfoodfacts.org/t/how-can-i-contact-with-some-editor/2414 "2026-10-21T18:51:30Z")
If I see someone vandalizes, makes incorrect edits or I just want to thank someone for amazing work, how can I contact with such editor? --- ## [Is block is just ip's block?](https://forum.openfoodfacts.org/t/is-block-is-just-ips-block/2415)
**Author:** [@Libra](https://forum.openfoodfacts.org/u/Libra)\ **Replies:** 1\ **Last updated:** [October 20, 2026, 12:42pm UTC](https://forum.openfoodfacts.org/t/is-block-is-just-ips-block/2415 "2026-10-20T12:42:45Z")
Is it true a block in fact is just blocking a user’s ip? It is strange in the era, when many providers have only dynamic ips so many users share same addresses --- ## [Join the 1st Citizen Science Investigation for EU](https://forum.openfoodfacts.org/t/join-the-1st-citizen-science-investigation-for-eu/2424)
**Author:** [@Gala](https://forum.openfoodfacts.org/u/Gala)\ **Replies:** 0\ **Last updated:** [October 20, 2026, 8:15am UTC](https://forum.openfoodfacts.org/t/join-the-1st-citizen-science-investigation-for-eu/2424 "2026-10-20T08:15:00Z")
This Friday 23/10 :microscope: Citizen science at Open Food Facts: let’s turn food data into scientific knowledge! What if our collective efforts could help researchers better understand the food we eat? At Open Food Fa… --- ## [OrigenScan: una app que usa los datos de Open Food Facts para mostrar el país de origen (buscamos probadores en España y México)](https://forum.openfoodfacts.org/t/origenscan-una-app-que-usa-los-datos-de-open-food-facts-para-mostrar-el-pais-de-origen-buscamos-probadores-en-espana-y-mexico/2422)
**Author:** [@OrigenScan](https://forum.openfoodfacts.org/u/OrigenScan)\ **Replies:** 0\ **Last updated:** [October 19, 2026, 9:35pm UTC](https://forum.openfoodfacts.org/t/origenscan-una-app-que-usa-los-datos-de-open-food-facts-para-mostrar-el-pais-de-origen-buscamos-probadores-en-espana-y-mexico/2422 "2026-10-19T21:35:43Z")
¡Hola, comunidad de Open Food Facts! Somos el equipo de OrigenScan, una app gratuita para Android que escanea el código de barras, el QR o la etiqueta de un producto y muestra su país de origen. Usamos los datos de Open… --- ## [Compatibilité qui ne change pas en fonction des préférences](https://forum.openfoodfacts.org/t/compatibilite-qui-ne-change-pas-en-fonction-des-preferences/2413)
**Author:** [@Patrick31150](https://forum.openfoodfacts.org/u/Patrick31150)\ **Replies:** 0\ **Last updated:** [October 15, 2026, 9:50am UTC](https://forum.openfoodfacts.org/t/compatibilite-qui-ne-change-pas-en-fonction-des-preferences/2413 "2026-10-15T09:50:33Z")
Bonjour, Quand je modifie mes préférences alimentaires (tout coché ou tout décoché) le pourcentage de compatibilité d’un produit ne change pas. Est ce normal? Merci pour votre aide --- ## [ monRayon : une photo du rayon, trois choix (utilise l'API Open Food Facts)](https://forum.openfoodfacts.org/t/monrayon-une-photo-du-rayon-trois-choix-utilise-lapi-open-food-facts/2410)
**Author:** [@Ayed](https://forum.openfoodfacts.org/u/Ayed)\ **Replies:** 0\ **Last updated:** [October 12, 2026, 10:33pm UTC](https://forum.openfoodfacts.org/t/monrayon-une-photo-du-rayon-trois-choix-utilise-lapi-open-food-facts/2410 "2026-10-12T22:33:11Z")
Bonjour à tous, J’ai fait un petit prototype qui s’appuie sur vos données : on photographie 3 à 8 produits d’un rayon avec leurs étiquettes de prix, et l’app propose au plus trois choix : meilleur prix, meilleur comprom… --- ## [Pétition pour rendre le Nutri-Score obligatoire](https://forum.openfoodfacts.org/t/petition-pour-rendre-le-nutri-score-obligatoire/2408)
**Author:** [@Gala](https://forum.openfoodfacts.org/u/Gala)\ **Replies:** 0\ **Last updated:** [October 12, 2026, 8:28am UTC](https://forum.openfoodfacts.org/t/petition-pour-rendre-le-nutri-score-obligatoire/2408 "2026-10-12T08:28:20Z")
:horizontal\_traffic\_light: Nutri-Score Le 25 septembre 2026, la pétition déposée sur le site de l’Assemblée nationale pour rendre obligatoire l’affichage du Nutri-Score sur tous les aliments a franchi le seuil des 100 0… --- ## [Hello from Italy: Catch, an iPhone grocery app built on Open Food Facts](https://forum.openfoodfacts.org/t/hello-from-italy-catch-an-iphone-grocery-app-built-on-open-food-facts/2403)
**Author:** [@aclemente](https://forum.openfoodfacts.org/u/aclemente)\ **Replies:** 1\ **Last updated:** [October 8, 2026, 2:14pm UTC](https://forum.openfoodfacts.org/t/hello-from-italy-catch-an-iphone-grocery-app-built-on-open-food-facts/2403 "2026-10-08T14:14:02Z")
Hello everyone, I’m Alberto, an independent developer in Italy. I built an iPhone app called Catch on top of Open Food Facts, and I wanted to introduce it and say thank you. Catch is a grocery list app. You photograph … --- ## [Labels for vegetarian vegan](https://forum.openfoodfacts.org/t/labels-for-vegetarian-vegan/2350)
**Author:** [@Adebyrne](https://forum.openfoodfacts.org/u/Adebyrne)\ **Replies:** 1\ **Last updated:** [October 8, 2026, 2:10pm UTC](https://forum.openfoodfacts.org/t/labels-for-vegetarian-vegan/2350 "2026-10-08T14:10:12Z")
I have scanned a tin of soup from heinz. The app looked at ingredients and says some may not be vegetarian. It has a specific vegetarian label on it but there doesn’t seem to be an override --- ## [Identifier for type of date label/expiration date](https://forum.openfoodfacts.org/t/identifier-for-type-of-date-label-expiration-date/2361)
**Author:** [@Leanderstv](https://forum.openfoodfacts.org/u/Leanderstv)\ **Replies:** 1\ **Last updated:** [September 22, 2026, 3:45pm UTC](https://forum.openfoodfacts.org/t/identifier-for-type-of-date-label-expiration-date/2361 "2026-09-22T15:45:13Z")
Hi there, I have a question about the “expiration\_date” field. Currently, it only allows for a single, specific expiration date per product. I work for a non-profit in the Netherlands focused on preventing food waste. O… --- ## [Looking for volunteers to explore OFF data with Superset/SQL](https://forum.openfoodfacts.org/t/looking-for-volunteers-to-explore-off-data-with-superset-sql/2354)
**Author:** [@Gala](https://forum.openfoodfacts.org/u/Gala)\ **Replies:** 6\ **Last updated:** [September 22, 2026, 3:45pm UTC](https://forum.openfoodfacts.org/t/looking-for-volunteers-to-explore-off-data-with-superset-sql/2354 "2026-09-22T15:45:00Z")
data Hello ! Are there any data lovers who would be interested in doing some showcases on our Superset / SQL ? Documentation The need is to create some dashboards by exploring OFF Data, creating various graphs, idea… --- ## [La Grande Semaine Végétale x Open Food Facts](https://forum.openfoodfacts.org/t/la-grande-semaine-vegetale-x-open-food-facts/2395)
**Author:** [@Gala](https://forum.openfoodfacts.org/u/Gala)\ **Replies:** 0\ **Last updated:** [September 21, 2026, 2:55pm UTC](https://forum.openfoodfacts.org/t/la-grande-semaine-vegetale-x-open-food-facts/2395 "2026-09-21T14:55:06Z")
Nous organisons plusieurs opérations à l’occasion de La Grande Semaine Végétale: 2 scan parties à Paris et la collecte de prix des produits végétaux ! Pour en savoir plus et s’inscrire aux Scan Parties c’est par ici: … [Next page](https://forum.openfoodfacts.org/latest.md?page=1)