


#1 rated natural supplement for quickly unclogging arteries by
What’s causing heart attacks, strokes, and blood clots?
It all begins with plaque buildup in your arteries.
Over time, fibrin and cholesterol build up and harden, narrowing your arteries and choking blood flow.
This raises your blood pressure, starves your organs of oxygen — and worst of all — creates the perfect conditions for a deadly clot.
When a clot breaks loose, it can block blood to your brain (stroke) or heart (heart attack) in seconds.
Most people never see it coming. That’s why prevention is critical — and why Nattokinase is trusted by thousands to support healthy circulation and clear arteries before disaster strikes.

A Natural Enzyme That Clears Your Arteries
The answer isn’t more prescriptions — it’s Nattokinase, a powerful enzyme originally discovered in a traditional Japanese food called natto. Backed by modern science, Nattokinase works naturally with your body to:
- Break down artery-clogging fibrin
- Support healthy blood pressure and circulation
- Help prevent clots before they form
Unlike statins or blood thinners, Nattokinase doesn’t just mask symptoms. It targets the root cause — hardened plaque and poor flow — and supports your body’s own ability to heal and stay clear.
No prescriptions. No side effects. Just a time-tested solution that could change — or even save — your life.

The Results Speak for Themselves
Thousands have already made the switch to Nattokinase — and the science backs them up.
In clinical studies:
- Artery plaque was reduced by 36%
- Blood pressure dropped by 13 mmHg
- Stroke risk cut by 33%
- Fewer blood clots on long flights
These aren’t vague benefits — they’re measurable, life-saving improvements.
All without a prescription.
All without side effects.
All from a natural enzyme your body knows how to use.
Real results. Real science. Real protection for your heart and brain.
See what Nancy has to say about Heartline Labs' Nattokinase

Our Formula

Every batch of our Nattokinase is independently tested by SORA Laboratories to confirm identity, potency, and purity. While most brands never verify what’s in the bottle, we provide third-party proof that you’re getting exactly what the label promises — and nothing you don’t.
Sourcing Our Natto

We source our Nattokinase from non-GMO soy fermented using traditional Japanese methods — the way it’s been done for over 1,000 years. No synthetic enzymes. No shortcuts. Just nature, perfected by time.
Extraction Process

Our enzyme is extracted using low-heat precision techniques that preserve its biological activity. Many cheap brands destroy the very thing that makes Nattokinase work. Ours is lab-tested for purity and potency — every single batch.