Impact of Gut-Brain Axis Dysfunction on Neurodegenerative Diseases

INTRODUCTION Gut bacteria collectively called as the gut microbiome play a key role in overall human health . The human microbiota are a diverse and abundant microbial community that compasses more than 100 trillion microorganisms, with the gut being one of the most fascinating ecosystems, influencing several physiological functions in the host like host metabolism, vitamin production, ,immunomodulation .maintaining gut mucosal barrier and even mental health.