Vitamin K2 (Menatetrenone) Carlson Vitamin K2 provides 5mg of vitamin K2 in each capsule. Research suggests that vitamin K2 promotes a healthy cardiovascular system as well as promotes healthy bones and cartilage. Warnings: Vitamin K can antagonize the effect of anticoagulants, including Warfarin. Do not take this product if you are taking Warfarin without first consulting with your physician. Do not use during pregnancy or breastfeeding. Supplement Facts Serving Size 1 Capsule Amount Per 1 Capsule % DV Vitamin K2 5 mg 6250% * Daily Value (DV) not established