Open Food Facts

Gem Version Build Status Dependency Status Code Climate Coverage Status Documentation

API Wrapper for Open Food Facts, the open database about food.


Add this line to your application's Gemfile:

gem 'openfoodfacts'

And then execute:

$ bundle

Or install it yourself as:

$ gem install openfoodfacts


All data is available for World, French, UK and US version for now. You should update the gem page URLs mapping for others.

  • Additive
  • Brand
  • Category
  • City
  • Contributor
  • Country
  • Faq
  • IngredientThatMayBeFromPalmOil
  • Label
  • Locale
  • ManufacturingPlace
  • Origin
  • PackagerCode
  • Packaging
  • Press
  • Product
  • ProductState
  • PurchasePlace
  • Store
  • Trace
  • User


require 'openfoodfacts'

# Browse a product

code = "3029330003533"
product = Openfoodfacts::Product.get(code, locale: 'fr')

# => "Crousti Moelleux Complet"

# => {"sodium"=>"0.44", "sugars"=>6.5, "fat_unit"=>"g", "carbohydrates_unit"=>"g", "proteins_unit"=>"g", "nutrition-score-fr_100g"=>-2, "fat"=>2.5, "proteins_serving"=>12.8, "sodium_serving"=>0.535, "salt"=>1.1176, "proteins"=>10.5, "nutrition-score-uk_serving"=>-2, "nutrition-score-fr"=>-2, "fat_serving"=>3.04, "sugars_unit"=>"g", "sugars_100g"=>"6.5", "sodium_unit"=>"g", "saturated-fat_unit"=>"g", "saturated-fat_serving"=>0.608, "sodium_100g"=>0.44, "fiber_unit"=>"g", "energy"=>1067, "energy_unit"=>"kJ", "sugars_serving"=>7.9, "carbohydrates_100g"=>44, "nutrition-score-uk"=>-2, "proteins_100g"=>10.5, "fiber_serving"=>7.29, "carbohydrates_serving"=>53.5, "nutrition-score-fr_serving"=>-2, "energy_serving"=>1300, "fat_100g"=>"2.5", "saturated-fat_100g"=>"0.5", "nutrition-score-uk_100g"=>-2, "fiber"=>6, "salt_serving"=>1.36, "salt_100g"=>"1.1176", "carbohydrates"=>44, "fiber_100g"=>6, "energy_100g"=>1067, "saturated-fat"=>0.5}

# Update product

user = Openfoodfacts::User.("USERNAME", "PASSWORD")
if user
    product.brands = "Jacquet"
    # true

# Search products

products ="Chocolate", locale: 'world', page_size: 3)
# => [#<Openfoodfacts::Product _id="3045140105502" code="3045140105502" id="3045140105502" image_small_url="" lc="en" product_name="Milka au lait du Pays Alpin">, #<Openfoodfacts::Product _id="3046920028363" code="3046920028363" id="3046920028363" image_small_url="" lc="en" product_name="Tableta de chocolate negro \"Lindt Excellence\" 85% cacao">, #<Openfoodfacts::Product _id="3046920029759" code="3046920029759" id="3046920029759" image_small_url="" lc="en" product_name="Tableta de chocolate negro \"Lindt Excellence\" 90% cacao">]

# You might need to fetch full product data from results


# By product state

product_states = Openfoodfacts::ProductState.all

# Config

# => ["ad", "ad-es", "ad-fr", "ad-pt", "ae", "al", "am", "ar", "at", "au", "ax", "az", "bd", "be", "be-de", "be-fr", "bf", "bg", "bi", "bi-rn", "bn", "br", "by", "by-be", "bz", "ca", "ca-fr", "cg", "ch", "ch-fr", "ch-it", "ci", "cl", "cn", "co", "cr", "cu", "cy", "cy-tr", "cz", "de", "dk", "do", "dz", "dz-fr", "ec", "eg", "es", "es-ca", "es-eu", "es-gl", "fi", "fi-sv", "fr", "ga", "gf", "gn", "gp", "gr", "hk", "hr", "hu", "id", "ie", "ie-ga", "il", "il-ar", "il-ru", "in", "iq", "iq-ku", "ir", "is", "it", "jp", "ke", "ke-sw", "kh", "kr", "kw", "kz", "kz-kk", "lb", "lk", "lk-ta", "lu", "lu-de", "lu-lb", "lv", "ma", "ma-es", "ma-fr", "mc", "md", "mf", "ml", "mn", "mo", "mo-zh", "mq", "mr", "mt", "mt-mt", "mu", "mx", "my", "nc", "nl", "no", "nz", "nz-mi", "pa", "pe", "pf", "ph", "ph-tl", "pl", "pm", "pt", "qa", "re", "ro", "rs", "ru", "sa", "se", "sg", "sg-ms", "sg-ta", "sg-zh", "si", "sk", "sn", "sy", "th", "tn", "tr", "tw", "tz", "tz-sw", "ua", "uk", "us", "ve", "vn", "vu", "vu-bi", "world", "ye", "yt", "za", "za-af", "za-nr", "za-ss", "za-st", "za-tn", "za-ts", "za-ve", "za-xh", "za-zu"]


After checking out the repo, run bin/setup to install dependencies. Then, run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release to create a git tag for the version, push git commits and tags, and push the .gem file to


  1. Fork it ( )
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create a new Pull Request