In 1934, danish scientist, dr. Henrik dam discovered vitamin k and approved as fat-soluble vitamin. Vitamin K1, or phylloquinone, is found naturally in plants. Vitamin K2, also called menaquinone, is made by the bacteria that line the gastrointestinal tract.
vitamin k is one of indispensable vitamins in body. Normally, healthy adults and children are not likely to have VK deficiency, because it is rich in many vegetable and can be synthesized in the gastrointestinal tract by bacteria. Since vitamin k can rapidly amend bleeding caused by lack of VK, it has been used as coagulant for several decades but not noted as an important bodily nutriment. The many other benefits of vitamin k are often overlooked.
however in recent 40 years, especially in recent 20 years, it is reported globally that vitamin k deficiency is the main cause leading to infant haemorrhage and death world-widely, along with the breakthrough of examing technical on serum VK2 and abduction protein of VK2 deficiency.
research proved that vitamin k2 plays a crucial role in many bodily functions.Vitamin K2 involves in bone metabolism and is important for maintaining high bone densities and boots bone health. Recent research supporting vitamin K's usefulness against osteoporosis and heart disease is now becoming too abundant to overlook. In addition, vitamin k2 has the function of prevention of hepatocellular carcinoma in female patients with viral cirrhosis. Vitamin k2 is a stronger antioxidant than vitamin e or coenzyme Q10，it may be a key anti-aging vitamin as well. Japanese researchers found that vitamin k2 deficiency can have effects similar to diabetes .And now, scientists are even looking at vitamin k2 to be the future of treating certain kinds of cancer and alzheimers disease.