And anti-inflammatory is what we shoot for when looking to discover the best foods for lowering cancers risk. 3) Collard greens kick up your vitamin K levels, which plays a part in longevity So what’s the big deal on the subject of vitamin K? Consider lifespan, for one thing. According alive Extension magazine: ‘A new 2014 study on vitamin K confirms that adequate supplement K intake can certainly help you live longer. In a combined band of more than 7,000 people at high risk for cardiovascular disease, people with the best intake of supplement K were 36 percent less inclined to die from any cause at all, weighed against those getting the lowest intake.’ That is great news for individuals who love a delicious serving of collard greens, as they are loaded with vitamin K! Additionally, they are rich in carotenoids and calcium..