Why organic fruits and vegetables are better for us (4 Jul 2012)
Organic fruit and vegetables are not grown with nitrogenous fertilizers, so have to activate their own defence system, which, in turn, increases their levels of antioxidants.

Organic tomatoes contain higher levels of antioxidants than conventional tomatoes (3 Jul 2012)
Organic tomatoes contain higher levels of phenolic compounds than conventional tomatoes, according to new research. Phenolic compounds are organic molecules found in many vegetables with demonstrated human health benefits.