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Could probiotics evolve in the gut and cause harm?

Emerging research cautions that probiotics may not work in the same way for everyone

Probiotics are live microorganisms that play a key role in intestinal function.

They achieve this by helping create a healthful bacterial balance within the host’s gut.

Our bodies already contain around 1.5 kilograms of probiotic bacteria.

However, these microorganisms also occur in fermented foods such as yogurt, kimchi, miso, and some types of cheese.

Recently, much hype has surrounded the presumed health benefits of probiotics. Some of these benefits include aiding digestion, lowering blood pressure, improving cognitive function, and alleviating irritable bowel syndrome.

Experts are now developing probiotics into treatments for conditions such as inflammatory bowel disease, phenylketonuria (PKU), and necrotizing enterocolitis.

However, the results of the new study suggest that a probiotic that is beneficial to one person might adapt and become harmful in another.

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Posted on: March 30 2019

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