There is limited scientific evidence about turmeric and alzheimers. https://www.alzheimers.org.uk/about-dementia/risk-factors-and-prevention/turmeric-and-demen

There is limited scientific evidence about turmeric and alzheimers. https://www.alzheimers.org.uk/about-dementia/risk-factors-and-prevention/turmeric-and-dementia https://www.alzheimers.org.uk/about-dementia/risk-factors-an... Despite this, quite a few people claim that Okinawa, Japan provides more than enough anecdotal examples of the effectiveness of turmeric in longevity. Additionally, the life expectancy of Okinawans has decreased as their diet has become more Westernized and similar to mainland Japan. Okinawans traditionally eat a lot of sweet potatoes, seaweed, soy, lean pork, fish, and a lot of turmeric, ginger, and green tea. The caveat is that each ingredient in isolation usually fails to show a measurable benefit. https://en.wikipedia.org/wiki/Okinawa_diet https://en.wikipedia.org/wiki/Okinawa_diet