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→General structure
* the API returns all values in grams. This applies to both the key_100g and key_serving values.
* the API returns all values in grams. This applies to both the key_100g and key_serving values.
* the API always returns the energy values in kJ by default. Multiply the value by 0.23900573614 to convert it to Calories.
* the API always returns the energy values in kJ by default. Multiply the value by 0.23900573614 to convert it to Calories.
* any nutriments submitted to OFF as % DV values are converted to grams before being stored in the database. The conversion is done based on the values [https://github.com/openfoodfacts/openfoodfacts-server/blob/master/lib/ProductOpener/Food.pm here]. Thus, when the API returns the values of these nutriments in grams, the conversion rates can be used again to change the nutriment values from grams back to % DV.
* any nutriments submitted to OFF as % DV values are converted to grams before being stored in the database. The conversion is done based on the values [https://github.com/openfoodfacts/openfoodfacts-server/blob/master/lib/ProductOpener/Food.pm here]. Thus, the conversion rates can be used again to change the nutriment values from grams back to % DV.
====== List of nutrition keys ======
====== List of nutrition keys ======