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Probiotics or Cognitive Decline: The New Connection Between Your Gut and Brain

Hey everyone I've got some news for you: Probiotics might just hold the key to maintaining a mind as you age. Imagine this scenario. Researchers provided individuals dealing with impairment a three month supply of the probiotic Lactobacillus rhamnosus GG and guess what? Their cognitive abilities improved significantly. Their gut microbes played a role in this outcome.

This isn't a study: it's groundbreaking research that suggests a fresh perspective on preserving cognitive health without resorting to invasive procedures.

Now here's the part. When those with impairment incorporated the Lactobacillus rhamnosus GG probiotic into their routine for three months their cognitive scores showed considerable improvement.. Here's the intriguing twist – their gut microbial community underwent a transformation.

Mashael Aljumaah, an expert in microbiology from the University of North Carolina at Chapel Hill and North Carolina State University is thrilled about this discovery. She believes that modifying the guts community through probiotics has promising potential to enhance brain function.

It's like having access to uncover the connection between the brain and gut and it's leading to ideas for addressing cognitive aging.

Aljumaah is incredibly excited about this discovery. Will be sharing all the details at NUTRITION 2023 an annual event organized by the American Society for Nutrition in Boston from July 22 25.

While most studies focus on known conditions like Alzheimers and dementia Aljumaahs team decided to investigate cognitive impairment, which affects individuals experiencing early difficulties with memory, language and decision making. These individuals are the ones who could potentially benefit from this research.

The study involved gathering 169 participants aged between 52 and 75 years old and dividing them into two groups: one without any brain related issues and another with impairment. Then came the three month showdown between probiotics (Lactobacillus rhamnosus GG) and a placebo. This particular probiotic was chosen because it had already shown promise in animal trials.

To dig deeper into the matter researchers used gene sequencing to analyze bacteria in stool samples collected from participants. They employed genome sequencing techniques to those used by Sherlock Holmes to unravel what these bacteria were up to.

Here comes the big reveal...The group of people with impairment showed a higher presence of the Prevotella genus in their gut compared to their intellectually sharp counterparts. It's as if the gut was signaling an indication of cognitive impairment giving us an opportunity to address cognitive decline proactively.

And here's the interesting part – when those with impairment consumed LGG probiotics the prevalence of Prevotella significantly decreased. Magically their cognitive scores took a turn. Manipulating gut microbes appears to be a factor in maintaining brain function.

This study is paving the way for preserving health by identifying changes in the community within the gut associated with mild cognitive impairment. If future studies support these findings we may witness a groundbreaking paradigm shift in how we prioritize brain care through focusing on gut health.

But wait there's more! The researchers are not stopping at this point: they're determined to uncover how microbes like Prevotella influence and impact our gut functions ultimately benefiting our brain health. It's like having a backstage pass to witness how these microbes contribute to the brain!

Kayla Thomas


Kayla Thomas, a 34-year-old sports and fitness coach living in Connecticut, USA. With seven years of hands-on experience, she's all about helping folks get fit and strong. Kayla's fitness journey began when she was a sports-loving kid, and she followed her passion to college, where she earned a degree in Exercise Science and picked up personal training and sports coaching certifications. But what really lights her up is empowering women through fitness, breaking barriers and making fitness feel welcoming for everyone. Her clients see her as not just a coach but a motivating friend. In her downtime, you'll find her swimming and cycling, always on the move. And you can follow her fitness journey on Instagram – she's all about sharing that empowerment vibe.