Menaquinone-7 supplementation improves arterial stiffness in healthy postmenopausal women: double-blind randomised clinical trial.
Knapen MH, Braam LA, Drummen NE, Bekers O, Hoeks AP, Vermeer C.
Thromb Haemost. 2015 Feb 19;113(5). [Epub ahead of print]
In conclusion, long-term use of MK-7 supplements improves arterial stiffness in healthy postmenopausal women, especially in women having a high arterial stiffness.