Quality Olive Oil Could Help Preserve Thinking Skills by Tuning the Gut
A two-year study of 656 older adults with metabolic syndrome finds that regular consumption of extra virgin olive oil (vs refined oil) is linked to improved cognitive performance and greater gut microbiota diversity, with Adlercreutzia identified as a potential marker for this brain-gut benefit, highlighting the value of high-quality fats in the Mediterranean diet for aging brain health.