Probiotics are “ live microorganisms which when administered in adequate amounts confer a health benefit on the host” as defined by the World Health Organization. The health benefit of probiotic supplementation is usually associated with digestive/ gut issues, but a recent study in the British Journal of Nutrition suggests a new health benefit. The study investigated the relationship between probiotic supplementation and stress reduction. Participants were randomized in this double-blind placebo-controlled study, receiving either a probiotic formulation or placebo for 30 days. To assess psychological distress, an array of anxiety, stress, and depression questionnaires was used. These preliminary results reveal that a combination of certain probiotic strains display beneficial psychological effects in healthy human volunteers.
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Wednesday, November 3, 2010
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