Source Naturals Vitamin K-2 100Mcg 30T Uniquely delivers three powerful forms of vitamin K important to bone and heart health.

• K1, and two forms of K2, known as MK-4 and MK-7.

A potent form of K2, MK-7 works in two ways

• it supports bone density and maintenance of normal vascular elasticity by helping direct proper amounts of calcium to the appropriate tissues.