Typical dose

45-90 mcg daily

Oral Oral safety: very low

About this supplement

MK-4, also known as Menaquinone-4, is a form of Vitamin K2 that plays a crucial role in various biological processes, including blood coagulation and bone metabolism. It is a fat-soluble vitamin that is essential for the synthesis of proteins involved in the regulation of calcium in the body.

How much to take

Typical amount
45-90 mcg daily
Suggested range
45-90 mcg

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:

Technical details â–¼

Chemical ID (CAS)

863-61-6

Physical properties

MK-4 is a yellow to orange crystalline powder that is insoluble in water but soluble in organic solvents. It has a melting point of approximately 60-70°C.

How it’s made

MK-4 is typically synthesized through chemical processes or can be derived from fermentation of certain bacteria.