Among the healthy living crowd, probiotic supplements have become extremely popular in recent years, heralded as a good treatment for all manner of problems. But do they really work?
Dr. Aaron Carroll examines the evidence below, and finds that they are proven effective for treating two conditions: diarrhea induced by antibiotics, and acute infectious diarrhea generally. But when it comes to eczema, diabetes, food allergies, or other conditions, there's no good evidence they do much of anything. Check it out. Ryan Cooper
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