Thorne Research Vitamin K2 Liquid 1 oz
Vitamin K2 (as MK-4) exerts a more powerful influence on bone health than vitamin K1. K2 also supports heart and blood vessel health. Thorne's K2 comes in a metered bottle for ease of use and supplies 1 mg of vitamin K2 per drop. Research shows that 15 mg three times daily can be safely used.