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Vitamin K2
Essential for blood clotting and bone metabolism.
Summary
Recommended daily intake: 120 mcg. Natural sources include Natto, Hard cheeses, Egg yolks.
How much Vitamin K2 should you take daily?
Recommended Daily Allowance
120 mcg
Evidence Level 4
Which foods contain it?
NattoHard cheesesEgg yolks
FAQ
What is Vitamin K2 commonly used for?
Vitamin K2 is commonly discussed in relation to Blood clotting, Bone metabolism, Cardiovascular health.
How much Vitamin K2 should adults take per day?
The current reference on this page lists an adult daily intake of 120 mcg.
What side effects or precautions matter for Vitamin K2?
No established UL. Interacts with blood thinners (warfarin). If you have medical conditions or take prescription drugs, check with a clinician first.
Which foods naturally contain Vitamin K2?
Common food sources include Natto, Hard cheeses, Egg yolks. Food sources can be a useful baseline before deciding on long-term supplementation.
Does Vitamin K2 have an upper intake limit?
This page does not list a formal upper limit for Vitamin K2, but that does not automatically mean higher doses are risk-free.
Data Sources
NIH ODSTFDA DRIHealth CanadaDrugBankEFSA
Information on this page is sourced from the above official institutions and cross-verified.
This page is for nutritional science information only, not product promotion or medical advice. Consult a healthcare professional for health concerns.