Experience the long-lasting power of Vitamin K2 100mcg with every serving! Menaquinone-7 (MK-7) is the best-utilized form of Vitamin K2, providing optimal extra-hepatic distribution with the greatest half-life. Get amazing clinical benefits from this natto bean-derived MK-7, the highest naturally occurring form of Vitamin K2 available today! Suitable for vegetarians/vegans, Vitamin K2 100mcg is an excellent choice for everyone.