Probiotic supplementation is associated with improved cognitive function 🧠

Supportive evidence for the gut-brain axis?

Effect of probiotics on cognitive function in adults with mild cognitive impairment or Alzheimer's disease: A meta-analysis of randomized controlled trials

Background

Recent clinical studies have yielded controversial results regarding the effect of probiotics on cognitive function in those with cognitive impairment, so what does the totality of the evide…