Lifetime Warranty

Lifetime Warranty

 4.7/5 (4174 Verified Reviews)

❤️ Support your daily circulation routine.

💊 Just one capsule each day.

⚡ Get 10,000 FU per capsule.

🌿 Enjoy fermented soybean enzyme convenience.

📅 Enjoy thirty days per bottle.

🌱 Take convenient vegetarian capsules daily.
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“I wanted to be more proactive about my heart health, and I love how simple Kleims makes it. Just one capsule a day, no complicated routine. Exactly what I was looking for!”

Sarah O. - Verified Buyer

NattoFlow™ provides 10,000 FU of nattokinase in one vegetarian capsule, alongside a combination of additional ingredients including CoQ10 and botanical extracts. FU measures enzyme activity, not proven clinical effectiveness.

People with bleeding disorders or soy allergies, pregnant or breastfeeding individuals, and anyone preparing for surgery should avoid it unless a qualified healthcare professional advises otherwise. Anyone taking medication or managing a cardiovascular condition should seek medical advice before use.

We offer a risk-free 90-day money-back guarantee that begins only when you receive the product!

If you don’t have a positive experience for any reason, contact our helpful customer support and ask for a full refund.

We offer fast and reliable shipping on all orders.

You can expect to receive it within 2-10 business days based on your location.

Please contact our customer service team for assistance if you have any questions or concerns about your shipment.

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Give Your Heart More Attention

You already think about eating better, staying active, and looking after the years ahead.

Make your daily wellness routine just as intentional. NattoFlow™ brings 10,000 FU of nattokinase—an enzyme produced during traditional soybean fermentation—into one convenient vegetarian capsule.

It's a straightforward way to include a circulation-focused supplement in your routine without adding another complicated habit.

No grand promises, just a clear formula and an easy daily step.

Enjoy Japanese Tradition Without The Taste

Traditional Japanese natto has a distinctive taste, smell, and sticky texture.

Curious about its best-known enzyme but not interested in eating fermented soybeans every morning?

NattoFlow™ offers nattokinase in capsule form, so you can skip the kitchen preparation.

Swallow it with water as directed, get on with your day, and keep the ritual simple enough to repeat. The routine fits your schedule, not the other way around.

Enjoy Wellness Without The Effort

It's easier to stay consistent when your supplement doesn't demand a complicated schedule.

Each bottle of NattoFlow™ contains 30 vegetarian capsules, with 10,000 FU of nattokinase per capsule.

The listed blend also includes CoQ10, bromelain, turmeric, aged garlic, pine bark, and grape seed extract.

You can see what you're choosing, keep the bottle where you'll remember it, and make one thoughtful decision part of everyday life.

Discover The Research Behind Nattokinase

In a 2022 observational study of 1,062 participants taking 10,800 FU daily for 12 months:

97%

showed improvement in their total cholesterol measurement.

91%

showed improvement in their HDL cholesterol measurement.

94%

84.3% showed improvement in their LDL cholesterol measurement.

*Studies based on customer feedback

Get More From Each Capsule

  Others
10,000 FU in one capsule
Fewer capsules for equivalent FU
CoQ10 included in formula
Additional botanical ingredients included

Feel More Confident In Your Routine

  • Finally, A Simple Routine

    "I used to have freezing hands and feet, even when everyone else felt fine. After about a month, I started noticing a difference. It's such a relief not constantly feeling cold. I just wish I'd tried it sooner!"

    Sarah O. - USA

  • Walking Feels Easier

    "My legs used to feel so heavy whenever I climbed stairs. That's what bothered me the most. Since adding nattokinase to my routine, I've noticed less heaviness, and I feel much more comfortable on my daily walks."

    Thomas P. - USA

  • Finally Some Peace Of Mind

    "I used to get anxious every time my cholesterol results came back. After months of taking nattokinase, my latest bloodwork was encouraging. I feel more confident about my health now, and taking just one capsule a day is incredibly easy."

    Paul A. - USA

    TRY IT 100% RISK FREE

    We offer a risk-free 90-day money-back guarantee that begins only when you receive the product!

    If you don’t have a positive experience for any reason, contact our helpful customer support and ask for a full refund.

    FAQs

    NattoFlow™ provides 10,000 FU of nattokinase in one vegetarian capsule, alongside a combination of additional ingredients including CoQ10 and botanical extracts. FU measures enzyme activity, not proven clinical effectiveness.

    The referenced formula recommends one capsule daily with water, preferably with a meal. Follow the actual package directions and consult your healthcare professional before beginning, particularly given the high enzyme activity.

    Each bottle contains 30 capsules, providing a 30-day supply at the listed one-capsule-per-day serving.

    No. NattoFlow™ is a dietary supplement, not a substitute for prescribed medication or medical treatment. Never stop or change your medication without speaking to your clinician.

    Do not combine it with anticoagulants, antiplatelet medication, or daily aspirin without medical guidance. Nattokinase and some ingredients in the formula may increase bleeding risk.

    People with bleeding disorders or soy allergies, pregnant or breastfeeding individuals, and anyone preparing for surgery should avoid it unless a qualified healthcare professional advises otherwise. Anyone taking medication or managing a cardiovascular condition should seek medical advice before use.