TopicsSupplements and minerals
Nattokinase
For heart health supplements
Most of the experts we follow recommend it.
Nattokinase shows promise for supporting heart and circulation health.
Who is behind it
Voices including a molecular biology PhD, an Oxford metabolism PhD and a board-certified internal medicine doctor.
How strong the research is
Backed by some published research, and by what the experts see in practice.
In their words
“Nattokinase helps break apart blood clots... nattokinase is going to degrade the clots as soon as they occur, and it's going to lower the total clotting.”
a nutritional sciences PhD
Nattokinase may be effective for breaking down the spike protein and clots in the body.
Nattokinase works through various mechanisms including lowering blood pressure and reducing inflammation, with some studies suggesting it can reduce or reverse plaque in arteries.
With care
Some of the minds attach conditions. These are worth reading before you begin.
The expert is cautiously optimistic about Nattokinase's potential benefits based on early research but notes the evidence is not yet definitive.
Where they disagree
Both sides
For
Nattokinase may be effective for breaking down the spike protein and clots in the body.
a molecular biology PhDAgainst
Evidence is limited, biased, and not conclusive; risk of bleeding especially if combined with anticoagulants.
a board-certified cardiologistMost of the minds come down in favour, and the dissent is worth knowing.
Talk it through
Entrain shows what the experts teach, so you can make better decisions with your own clinician. It does not diagnose or prescribe. If something is worrying you, start there.
How this reading was made
Every line here comes from a doctor, scientist or coach speaking publicly, and links to the moment they said it. Entrain listens for where independent experts arrive at the same place on their own, and shows where they part ways. Backed by some published research, and by what the experts see in practice.
None of the statements here come with a declared commercial interest. Last refreshed 9 August 2026.
The research beneath it
- Degradative Effect of Nattokinase on Spike Protein of SARS-CoV-2.Molecules (Basel, Switzerland), 2022
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