The community is debating the ability to improve age-related memory by manipulating the gut microbiota, while expressing marked caution regarding the direct transposition of animal studies to humans and the interests of the pharmaceutical industry.

noli's read

The link between digestive health and cognitive function, often called the 'gut-brain axis', is an active but complex field of research. Observational and preclinical studies do indeed suggest that certain probiotics or metabolites could modulate neuroinflammation, as highlighted in a review published in 'Nutrients' (type: literature review). However, extrapolating results obtained in murine models to humans is extremely premature, as human digestive physiology differs radically. The idea that modifying the microbiota can 'reverse' cognitive decline remains largely unproven in humans, with robust clinical evidence sorely lacking. Some members rightly point out that lifestyle factors, such as sugar consumption, could play a confounding role that is not negligible in this research. Finally, skepticism toward simplistic pharmaceutical solutions reflects a welcome caution in the face of sensationalist headlines. The community here is quite divided between enthusiasm for new discoveries and strong suspicion regarding the validity of the data presented.

the sources

1. 1r/Biohackers