Enjoy your popcorn, but skip the butter flavoring

(Relaxnews) - If you're a fan of butter-flavored microwave popcorn, a new US study finds a flavorant used in the product may trigger Alzheimer's disease. University of Minnesota drug-design expert Robert Vince, PhD, and colleagues found that diacetyl causes brain proteins to misfold into the Alzheimer's-linked form called beta amyloid. Click next to find out more.