Bio-K-Mulsion® supplies vitamin K1 (500 mcg per drop) in an emulsified liquid form to aid in the uptake and utilization of this important vitamin. Vitamin K status is important in bone health, and cardiovascular health as well.* Bio-K-Mulsion® is an oil-in-water emulsion. Vitamin K oil has been dispersed into microscopic particles to aid with absorption and assimilation.