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.
Chicken, Barbeque (uncooked and cooked)
- Total Vitamin K2= 22.1
- Total Vitamin K= 24.1
- MK-4= 22.1
- MK-7= 0
- Sum of MK-4 + MK-7= 22.1
- MK-5= 0
- MK-6= 0
- MK-8= 0
- MK-9= 0
- MK-10= 0
- MK-11= 0
- MK-12= 0
- MK-13= 0
- Vitamin K1= 2
- Category: Meat (Muscle Meats)
- Reference: Elder SJ, Haytowitz DB, Howe J, Peterson JW, Booth SL. Vitamin K Contents of Meat, Dairy, and Fast Food in the U.S. Diet. J Agric Food Chem. 2006; 54: 463-467.