Vitamin K is a fat soluble vitamin named after the initial from the German word Koagulation. Vitamin K supports the maintenance of normal bones and normal blood coagulation Found naturally in a number of foods dietary sources include cauliflower, broccoli and dark leafy green vegetables, there are three types of compound that have vitamin K activity, these are known as vitamin K1, K2 and K3 The majority of vitamin K found in the body is in the K1 form, estimates suggest that it accounts for up to 90% of the total figure. However of the three types of vitamin K, the form that has received the highest level of interest from researchers in recent years is K2 PureNature has worked with a leading a manufacturer to offer a high quality vitamin K2 derived from Natto ( fermented soybean) non-GMO and has a stable fermentation process in a slow release capsule rather than tablets providing 125% of the recommended daily allowance Guaranteed Quality, Live healthier, Live happier. PureNature works with UK industry experts to ensure you receive quality ingredients certified and made in the UK for your safety. If you have any product questions our Diet & Nutritional Advisors are available to assist