Even the fermented food that you mention will not be probiotic if they are commercially bought. Sauerkraut in a jar will be pasteurized. Even probiotic yogurt i

Even the fermented food that you mention will not be probiotic if they are commercially bought. Sauerkraut in a jar will be pasteurized. Even probiotic yogurt is supposedly pasteurized then some live culture added after. I make my own kefir and saurkraut for that reason.