Menaquinone
VITAMIN K2
What it isVitamin K2; bone and vascular calcium handling.
Why this oneIt carboxylates osteocalcin and matrix Gla protein, which is the basis for its use in bone and vascular health.
What limits itEvidence for supplementation is inconsistent. Like all vitamin K it antagonises warfarin.
FDA-approved for
- vitamin K supplementation
Off-label
- vitamin K2 supplementation
- osteoporosis (limited evidence)
Available strengths
- cap 100, 120 mcg (MK-7)
NO BOXED WARNINGS
Principal riskEvidence for supplementation is inconsistent