How about all those ‘uncultivated foods’ the greens that traditionally grew in the fields? On the contrary, there are studies that show that GM foods have lower levels of certain vitamins, anti-oxidants, phyto-estrogen compounds etc. compared to their non-GM natural counterparts. The truth is currently there are no commercialized GM foods in which the modified trait is even designed to improve nutrition.

‘The ‘selling' of vitamin A rice as a miracle cure for blindness is based on blindness to alternatives for eliminating vitamin A deficiency, and blindness to the unknown risks of producing Vitamin A through genetic engineering'
Vandana Shiva, Navdanya