The most useful measures are shown at the top of the list. In addition to total vitamin K2, total vitamin K includes the small amount of vitamin K1 that is present in some of these foods. MK-4 is the form that plays a specific role in regulating gene expression. MK-4 and MK-7 are the two forms that have been studied well and shown to support the activation of vitamin K-dependent proteins produced outside the liver.
Values are reported as μg/100g food for solids or μg/100 ml food for liquids. NM=Not Measured. ND=Not Detected.
Pork Steak
- Total Vitamin K2= 3.7
- Total Vitamin K= 4
- MK-4= 2.1
- MK-7= 0.5
- Sum of MK-4 + MK-7= 2.6
- MK-5= 0
- MK-6= 0
- MK-8= 1.1
- MK-9= 0
- MK-10= 0
- MK-11= 0
- MK-12= 0
- MK-13= 0
- Vitamin K1= 0.3
- Category: Meat (Muscle Meats)
- Reference: Schurgers LJ, Vermeer C. Determination of Phylloquinone and Menaquinones in Food. Effect of food matrix on circulating vitamin K concentrations. Haemostasis. 2000; 30: 298-307.