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The following single ingredient is required for products in this category:
The following single ingredient is required for products in this category:
* [https://world.openfoodfacts.org/ingredient/rhubarb rhubarb]
* [https://world.openfoodfacts.org/ingredient/rhubarb rhubarb]
+
An [https://world.openfoodfacts.org/category/Rhubarbs/ingredients ingredient search] should not show other ingredients than rhubarb.
==== Optional ingredients ====
==== Optional ingredients ====