The quotes below are a few of many found on Google.
Fair enough, a lot of them are talking about much stronger concentrations of organophosphates than found in oils, but as OP poisoning has a cumulative effect over many years, why take the risk.
Who wants go blind when they are 60, and say "sorry, you were right about the gloves"
I didn't realise that organophosphates are the main ingredients in nearly all widely used nerve gases!
Respiratory and skin protection is required for health care workers involved with treating patients that have been poisoned. Latex gloves are inadequate for protection from many chemicals;
Yellow Latex gloves are water resistant, not chemical resistant. The correct gloves for spraying carbamates and organophosphates are the green nitrile chemical resistant gloves.
Health care workers handling the bodies of those contaminated by organophosphates should use chemical barrier protection (latex gloves afford little protection)