Studies using lettuce, carrots, tomatoes, and orange juice to increase vegetable intake have not shown modification of DNA damage markers.

“my issue with these studies is that when you look at the interventions they consist mostly of using lettuce carrots tomato and orange juice and they're also looking at one very specific outcome i have no problem saying hey you know adding fruits and vegetables may not reduce the amount of dna damage you experience that's fine but that's just one outcome when and i think that that's a narrow field of view when you look at all the things that impact health”