How do I convert Vitamin K2 (menaquinone-7) from ng/mL to nmol/L?

nmol/L = ng/mL × 1.541. In the other direction: ng/mL = nmol/L × 0.649.

Which units are used for Vitamin K2 (menaquinone-7)?

Common units are ng/mL, nmol/L.

Iron & vitamins

Vitamin K2 / menaquinone-7 (bone and vascular health)

Also known as: Vitamin K2 (Menachinon-7)

Enter a value in any unit and all other units fill in.

ng/mL nmol/L

10 nmol/L = 6.49 ng/mL

nmol/L	nmol/L = ng/mL × 1.541	ng/mL = nmol/L × 0.649

Vitamin K2 (menaquinone-7) is reported in ng/mL or nmol/L. The page converts between the units only.

nmol/L × 0.649 = ng/mL (exact factor 0.649).
No established reference range is listed here; compare your result only with the range printed on your own report.

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Source: PubChem: Menaquinone 7 · Last reviewed: 2026-10-19

Note from the source: No established reference range; the page converts units only. Mass-to-amount conversion uses a molar mass of 649 g/mol.