Ergothioneine has been studied for its potential protective effects on cells and tissues, and there is ongoing research into its role in preventing age-related diseases, such as neurodegenerative conditions and cardiovascular issues, and is safe to consume with regular meals. It is found in mushrooms and meat mostly, although some beans and grains have it too. Watch the video below to understand all about Ergothioneine, and why it's referred to as the "longevity vitamin".