You'll live longer if your diet contains lots of vitamin K

FTA:

The more vitamin K [structural formula on the right] you consume through your diet, the less likely you are to die from a heart attack or cancer. Spanish epidemiologists made this discovery after following 7216 people over the age of 55 for five years. The researchers believe that raising your vitamin K intake is one of the more sensible things you can do to extend your lifespan.