Putting aside the sodium and other concerns of canned food, do nutrients survive the canning process? I don't just mean the vitamins and minerals either, but also the phytoalexins, plant sterols, and that kind of thing. Can a good canned vegetable soup be used for daily vegetable serving?
I have been trying to eat broccoli, greens etc that I make from frozen(and thus no preservatives and bare minimum sodium) but it's not very tasty in that format.
Here's the soup I like, for reference:
http://www.healthychoice.com/product-Country-Vegetable_2108.html