How to read a label
Appellation d’Origine Protégée
This wording guarantees the geographical provenance of the olive oil. It means that the oil was produced in the stated appellation area; that it meets precise characteristics defined by the Institut National des Appellations d'Origine (INAO); and that the olives were crushed at a mill in the appellation area.
In organoleptic (sensory) terms, the oil is flawless - it is not rancid, vinous, musty, metallic, fermented, etc.
The term "extra virgin" is coupled with the wording "superior category olive oil obtained directly from olives and solely by mechanical means". This compulsory wording means that the oil is of extra virgin quality. Castelas olive oil is pure: no chemical or refining methods are used to produce it.
The wording "virgin olive oil" indicates acidity of between 0.8 and 2.
This term is coupled with the wording "olive oil obtained directly from olives and solely by mechanical means".