"David Harmon" > ha scritto nel messaggio
m...
> On Fri, 3 Dec 2010 08:44:56 +0100 in rec.food.cooking, "Giusi"
> > wrote,
>>Born and reared in Maine, and we always had vinegar with greens. Recently
>>it was published that many nutrients in greens are not released without
>>the
>>presence of vitamin C which is in vinegar. It's in lemons, too, but
>>lemons
>>don't grow in New England.
>
> There is no vitamin C in white vinegar. There may be some small
> amount in some specialty vinegar, but I would be surprised.
>
> Perhaps the acid of the vinegar itself has the effect you describe.
> Which nutrients?

In Maine which is apple land we had cider vinegar. According to the
research it is the iron primarily that is released by the acid/C.