Probiotic supplements should include bifidobacterium breve, lactobacillus casei, bacillus pumilus, and bifidobacterium 3.Instead of expensive supplements, you can use homemade water or milk kefir, and fermented foods such as kimchi, sauerkraut, miso, and tempeh. (http://www.naturalnews.com)Black tea and Royal Jelly also work well.