Kefir, one of the world’s oldest “health” drinks, did little to prevent diarrhea in young children being treated with antibiotics, say researchers who tested the drink in a unique and rigorous double-blind clinical trial.
Kefir, one of the world’s oldest “health” drinks, did little to prevent diarrhea in young children being treated with antibiotics, say researchers who tested the drink in a unique and rigorous double-blind clinical trial.