Head to head
Psyllium husk vs Vitamin K2 (MK-7)
On the strength of human evidence, Psyllium husk comes out ahead (evidence 80 vs 35). But they're often used for different things — read each claim before deciding.
Psyllium husk
Strongthe boring fiber that quietly works
Marketing intensity 40 of 100. Evidence strength 80 of 100. Verdict: Better than its hype.
One of the rare supplements where the evidence beats the hype. Cheap, unglamorous, and genuinely effective for cholesterol, regularity and blood sugar.
Full evidence on Psyllium husk →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 | Psyllium husk | Vitamin K2 (MK-7) |
|---|---|---|
| Overall tier | Strong | Limited |
| Evidence score | 80/100 | 35/100 |
| Hype score | 40/100 | 70/100 |
| Verdict | Better than its hype | Overhyped |
| Safety concern | low | low |
Quick answers
Psyllium husk or Vitamin K2 (MK-7) — which has better evidence?
On the strength of human evidence, Psyllium husk comes out ahead (evidence 80 vs 35). But they're often used for different things — read each claim before deciding.
Can you take Psyllium husk 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.