Head to head
CoQ10 (ubiquinone/ubiquinol) vs Vitamin K2 (MK-7)
On the strength of human evidence, CoQ10 (ubiquinone/ubiquinol) comes out ahead (evidence 45 vs 35). But they're often used for different things — read each claim before deciding.
CoQ10 (ubiquinone/ubiquinol)
Limitedbest case is for statin users and heart failure
Marketing intensity 70 of 100. Evidence strength 45 of 100. Verdict: Overhyped.
A reasonable add-on for statin muscle aches and heart failure, where the evidence is mixed-to-promising. As a general 'energy and anti-aging' pill for healthy people, it's weak.
Full evidence on CoQ10 (ubiquinone/ubiquinol) →Vitamin K2 (MK-7)
▲ Trendingthe calcium-traffic-cop, on surrogate evidence
Marketing intensity 70 of 100. Evidence strength 35 of 100. Verdict: Overhyped.
A plausible idea - help calcium land in bone, not arteries - with promising biomarker and imaging data. But hard clinical proof (fewer fractures, fewer heart attacks) isn't there yet.
Full evidence on Vitamin K2 (MK-7) →Side by side
| Metric | CoQ10 (ubiquinone/ubiquinol) | Vitamin K2 (MK-7) |
|---|---|---|
| Overall tier | Limited | Limited |
| Evidence score | 45/100 | 35/100 |
| Hype score | 70/100 | 70/100 |
| Verdict | Overhyped | Overhyped |
| Safety concern | low | low |
Quick answers
CoQ10 (ubiquinone/ubiquinol) or Vitamin K2 (MK-7) — which has better evidence?
On the strength of human evidence, CoQ10 (ubiquinone/ubiquinol) comes out ahead (evidence 45 vs 35). But they're often used for different things — read each claim before deciding.
Can you take CoQ10 (ubiquinone/ubiquinol) and Vitamin K2 (MK-7) together?
This page compares the evidence, not interactions. Some supplements interact with each other or with medications — check each one's safety section and talk to a pharmacist before stacking.