It's from a plant in the Himalayins--of the nightshade family--the most that it has been proven to do--is maybe thicken your blood. If you're trying to thin your blood to prevent blood clots, like me, it's not for you!! But the people who want to sell you this for 44 bucks a bottle want you to thnk it's the fountain of youth and the cure for cancer combined!!
(I googled it, Jan--I'd never heard of it before!!)