Typical dose
100-200 mcg daily
Oral
Oral safety: very low
About this supplement
Vitamin K (menaquinone), particularly in its MK-7 form, is a fat-soluble vitamin that plays a crucial role in blood clotting and bone metabolism. It is essential for the synthesis of proteins that regulate blood coagulation and is involved in the metabolism of calcium in bones and other tissues.
How much to take
- Typical amount
- 100-200 mcg daily
- Suggested range
- 90-120 mcg daily
Potential benefits
Benefits linked to this supplement form:
Things to watch for
Possible side effects linked to this form:
Health goals
Needs and goals this form may help with:
Other forms of Vitamin K
Compare absorption and active amounts with sibling forms:
MK-4
MK-4 (Menaquinone-4)
A form of Vitamin K2 important for bone and cardiovascular health.
Vitamin K (menadione)
Vitamin K (Mixed)
Vitamin K (Phylloquinone)
Vitamin K (unspecified)
Vitamin K mixed)
Vitamin K1
Vitamin K1 (Phylloquinone)
Vitamin K2
Vitamin K2 (MK-7)
Supports bone strength and cardiovascular health by directing calcium properly.
Technical details â–¼
Chemical ID (CAS)
863-61-6
Physical properties
Vitamin K2 (menaquinone-7) is a yellowish oil that is fat-soluble and has low solubility in water. It is stable under normal conditions but can degrade under extreme heat or light.
How it’s made
Vitamin K2 is typically produced through fermentation processes using specific strains of bacteria that synthesize menaquinones from natural sources.