Jean-Louis, > > It was noticed that Indian people who live in England > > did get deficiency symptoms. > Are you sure there wern't other factors? No, I am not. I have only anecdotal evidence of this. But I think that it is plausible. And Mrs. Burger teached the people to wash dirty salads ASAP when it arrives, not before eating, so that the micro-organisms have time to rebuild. > -Maybe their diet has changed: they couldn't find as many tropical > fruits/vegetables > -Maybe they didn't have enough money, so their diet was rather > monotone. Yes. And maybe the fruits and vegetables where much 'emptier' than the ones in India. > wash my carrots and my spinach (I don't like crunchy vegetables) I don't, either, see my comment above. > will IMO not undermine my health I think so, too. :-) -Karl