[room505]

Always buy government or state certified olive oil if you want the best. These types of oils certify the origin of olives For example, the Italian Agriculture certifies the origin of Italian olive oil with a DOP or IGP on the bottle.

[jjeaff]

Yes, I believe several of the Italian olive oils tested were certified DOP or IGP - the ones that turned out to have canola oil mixed in. I think the Italian mafia was involved.