K1 vs. K2: Vitamin K1 (found in leafy greens) is primarily used by the liver for clotting. Vitamin K2 remains in the bloodstream longer and is mainly used for bone and cardiovascular health, such as directing calcium into bones instead of arteries.
減少鈣在血管中的沉積,可以減少包括血栓在內的心腦血管疾病,特別是對吃鈣片的人群來說。