Nattokinase for Blood pressure

Evidence grade C — Modest

Assembled by the app from other entries in this library. It adds no evidence of its own — follow the links to the entries it draws on.

1 at grade C — 1 graded row

What is known

Each outcome with its grade (how strong the evidence is, A to D), the size of the effect where the entry records one, and how often studies agree.

Outcome	Grade	Effect size	Agreement
Blood pressureModest	Evidence grade C	Small	mixed

Read off the same rows as above. Nothing here is added that the entry does not itself record.

For blood pressure, Nattokinase earns evidence grade C (small effect, mixed consistency) — the evidence is limited or mixed. Modest

It breaks down fibrin and may reduce blood viscosity and blood pressure.

2,000 FU/day if used.

Additive bleeding risk with anticoagulants/antiplatelets and around surgery; soy-allergy caution.

A real fibrinolytic enzyme with modest blood-pressure data. Don't combine with blood thinners or use around surgery.

As the entry records it, from the studies it summarises. Not a recommendation for you — doses that suit a trial population may not suit you.

Entries that share this one's tags or conditions.

Cocoa Flavanols for Blood pressureEvidence grade B — Modest reductionEvidence grade B
Hibiscus for Blood pressureEvidence grade B — Several mmHgEvidence grade B
Nattokinase for Fibrinolytic markersEvidence grade C — Real activityEvidence grade C
Nattokinase for HypertensionEvidence grade C — ModestEvidence grade C

This entry lists no references of its own — it is assembled from the entries it links to, whose sources are on their pages.

Last revised Jul 10, 2026. A grade is this entry's reading of the evidence, not medical advice.