Brewing your own probiotics may be a safer option. People have been eating Sauerkraut for 1000s of years. I just add chopped cabbage and a tablespoon of salt in

Brewing your own probiotics may be a safer option. People have been eating Sauerkraut for 1000s of years. I just add chopped cabbage and a tablespoon of salt into a quart-sized jar, fill with filtered water and wait a week or so until it tastes sour enough.