I don't believe that's true. Del Monte sauerkraut comes in a can (which is why I picked it as an example) and contains only cabbage, water, and salt: https://

I don't believe that's true. Del Monte sauerkraut comes in a can (which is why I picked it as an example) and contains only cabbage, water, and salt: https://www.delmonte.com/products/vegetables/sauerkraut/sauerkraut https://www.delmonte.com/products/vegetables/sauerkraut/saue... It's pasteurized of course, which kills off the beneficial bacteria, but it's still fermented to make it. There are other pickled vegetables made with vinegar, including cucumbers, but fermentation is still the more common method.