Proof.Fit

Vitamin K

14 benefits mapped to clinical evidence across supplements.

Benefit Evidence

Better heart calcification

Warfarin INR control

76,587 people

Bone activation +ucOC↓

BMD +1–5%

12,437 people

vitamin status +

bone density +

vascular stiffness -

8,396 people

CAC/AVC ↓ ~6%

Stiffness/PWV ↓, dp-ucMGP ↓

11,161 people

Cardiac output +12%

Calcification/stiffness ↓

Mortality HR↓

11,274 people

Bone health +9%

Vascular/mortality benefits

Inflammation −27.9%

15,821 people

Maternal K raises milk/baby levels

Reduces PIVH by ~20%

1,741 people

Vitamin K lowers glucose/insulin

Vitamin K lowers inflammation

3,271 people
Brain health
Moderate

Clotting ↑, hemorrhage ↓

PIVH -20.8%

Clotting ↑, hemorrhage ↓

721 people

Bone support +5.7% BMD

Cramps reduced -2.67/week

713 people

Immune markers −27.9%

Symptoms, inflammation ↓

745 people

Hand OA −44%

RA inflammation ↓

Leg cramps −2.67/week

659 people
Skin health
Moderate

Bruising severity -20%

Rash severity women

311 people

Bruising ↓; healing +

Early bruise relief; +

Wound contraction +10%

63 people