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TRT HEART PROTOCOL: 55% Off + Free Shipping
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"My hematocrit dropped 4 points between donations" | — Marcus R. "First labs since starting TRT my doc didn't flag anything" | — David L. "Energy is back without the afternoon crash" | — Greg T. "LDL came down 22 points — no statins, no joke" | — Tony K. "Finally a stack actually built around what TRT does to you" | — Brent S. "Workouts hit harder and recovery is faster" | — Mike P. "My clinic started recommending it to other patients" | — Aaron W. "Wish I had this in year one of TRT instead of year three" | — Jeff D.
4.9
| 3,200+ Reviews | 12,000+ Customers
Quorum Heart Stack — Nattokinase, CoQ10 & Citrus Bergamot
Bestseller Made in USA — GMP Certified
Rated 4.9 Excellent 3,200+ Reviews

Formulated by Dr. Pete McCormick, M.D. · Cardiovascular Medicine

The 3-Compound Cardiovascular Stack Built Around What TRT Actually Does to Your Blood Panel

200 mg CoQ10 · 2,000 FU Nattokinase · 1,000 mg Bergamot BPF
Supports Healthy Hematocrit & Blood Flow
Helps Maintain Lipid Panel Targets
Cellular Energy for Heart Muscle
Made in USA — GMP & 3rd-Party Tested
90-Day Money-Back Guarantee
Selling fast — Most Popular Bundle
Most Popular
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Protect Your Heart — 55% Off

REAL RESULTS

Men on TRT. Better Labs. Steadier Energy.

Hear from guys who added the Heart Stack to their daily protocol

Marcus R.

"My hematocrit finally stabilized between donations"

Hematocrit

David L.

"Best lipid panel I've had in three years on TRT"

Lipids

Greg T.

"Energy is back to where it was when I first started T"

Energy

Tony K.

"Doc was shocked at my LDL drop without statins"

Cholesterol

Why Men on TRT Switched to the Quorum™ Heart Stack

Three clinically-dosed compounds. One protocol. Built for the cardiovascular load TRT actually adds.

Your Clinic Hands You T — Then Hands You The Risk
The TRT Cardio Gap

Your Clinic Hands You T — Then Hands You The Risk

TRT is fantastic for energy, body comp, libido, and mood. But the cardiovascular load it adds — thicker blood, shifting lipids, harder-working heart muscle — is rarely addressed at the clinic. Most guys figure it out the hard way at their next blood draw. This stack closes that gap.

Each Bottle Targets a Different TRT Side Effect
Three Compounds, One Stack

Each Bottle Targets a Different TRT Side Effect

CoQ10 fuels heart muscle under TRT's elevated metabolic demand. Nattokinase supports healthy blood flow when hematocrit creeps up. Citrus Bergamot supports the lipid panel TRT can shift. Three compounds, three problems, one daily protocol.

Real Doses, Not Underdosed Heart Multis
Clinical Doses

Real Doses, Not Underdosed Heart Multis

200mg CoQ10. 2,000 FU Nattokinase. 1,000mg Bergamot Polyphenolic Fraction. These are the doses used in the studies — not the watered-down amounts you'll find in a generic heart multi-vitamin.

Designed Around TRT — Not Generic Heart Health
Built for Men

Designed Around TRT — Not Generic Heart Health

Most heart-health bundles target post-cardiac patients or general wellness. This one is built around the specific cardiovascular shifts TRT introduces. The targets are different. The doses are different. The protocol is different.

Three Bottles. One Box. Every 30 Days.
Subscribe & Forget

Three Bottles. One Box. Every 30 Days.

Subscribe & Save delivers all three bottles every 30 days at 55% off — no tracking down individual SKUs on Amazon, no skipped doses because one bottle ran out. Cancel or pause anytime.

Protect My Heart
90-day money-back guarantee

Three Compounds. Three TRT Side Effects. One Stack.

Each ingredient maps to a specific cardiovascular shift TRT introduces. No filler, no proprietary blend, no underdosing.

CoQ10 (Ubiquinone)

CoQ10 (Ubiquinone)

200mg per serving

Heart muscle is the most mitochondria-dense tissue in your body — and it works harder under elevated testosterone. CoQ10 is the cofactor that drives mitochondrial ATP production, the energy your cardiac cells run on. At 200mg, you're getting the clinical dose shown to support cardiac output and steady all-day energy.

Nattokinase

Nattokinase

2,000 FU per serving

Nattokinase is a fibrinolytic enzyme isolated from natto — a traditional Japanese fermented soy. It supports healthy fibrinogen levels and smooth blood flow. Especially relevant for men on TRT, where rising hematocrit and red-cell concentration thicken the blood and increase the work your circulatory system does every day.

Citrus Bergamot (BPF)

Citrus Bergamot (BPF)

1,000mg per serving

Bergamot Polyphenolic Fraction is the most studied form of citrus bergamot, with multiple human trials showing support for healthy LDL, HDL, and triglyceride levels. If TRT has shifted your lipid panel in the wrong direction, this is the compound your doctor is least likely to mention — and the one most likely to move your numbers without statins.

HOW THE STACK WORKS

How the Stack Closes the TRT Cardio Gap

Each compound maps to a specific cardiovascular shift TRT introduces. Here is the mechanism, step by step.

200 mg

CoQ10

Trigger

TRT raises cardiac metabolic demand.

How it acts

CoQ10 fuels mitochondrial ATP production in cardiac muscle.

Outcome

Steady cardiac energy under TRT load.

2024 systematic review: measurable improvements in cardiac output markers.

2,000 FU

Nattokinase

Trigger

Rising hematocrit thickens blood and slows circulation.

How it acts

Nattokinase supports healthy fibrinogen breakdown and smoother flow.

Outcome

Steadier hematocrit between donations, smoother circulation.

Studies show nattokinase reduces whole blood viscosity 10–30% (PMID 16899918).

1,000 mg

Citrus Bergamot BPF

Trigger

Exogenous testosterone shifts LDL up and HDL down.

How it acts

Polyphenols support healthy lipid metabolism.

Outcome

Cleaner lipid panel at your next quarterly draw.

Meta-analysis: average LDL drop of ~55 mg/dL with Bergamot BPF.

Get the Stack

90-day money-back guarantee

WHAT THE RESEARCH SHOWS

The Numbers Behind Each Compound

Every dose in the stack matches a number from a real human trial. Here is what the research actually reports.

36.6%

Carotid Plaque Reduction

Nattokinase arm vs 11.5% in the statin arm over 26 weeks of supplementation.

Ren et al., 2017 — Atherosclerosis (PMID 28763875)

10–30%

Drop in Whole Blood Viscosity

Nattokinase reduced whole blood viscosity in healthy adults across multiple human trials.

Pais et al., 2006 — Biorheology (PMID 16899918)

−55 mg/dL

Average LDL Drop with Bergamot BPF

Pooled human trial data on Bergamot Polyphenolic Fraction at the 1,000 mg dose used in this stack.

Citrus Bergamot meta-analysis, human trial pool

+5.6%

Improvement in Ejection Fraction

Cardiac output marker improvement with CoQ10 supplementation across the reviewed trials.

CoQ10 systematic review, 2024

Numbers reference outcomes observed in cited human studies of the individual compounds, not guaranteed results of this specific formula. Individual results vary. These statements have not been evaluated by the FDA.

Real Men. Real Labs. Real Numbers.

Verified reviews from men who added the Heart Stack to their TRT protocol

Customer holding the Heart Stack three-bottle bundle Customer lab results before and after Customer in the gym after morning dose Customer kitchen counter with morning supplements Customer reviewing blood panel Customer subscription delivery box Customer holding three Heart Stack bottles
5.0

"First clean lab panel since I started TRT"

Been on TRT for about 18 months and every quarterly draw was a fight — hematocrit creeping up, LDL drifting in the wrong direction. Started the Heart Stack 8 weeks before my last panel. Hematocrit dropped 4 points, LDL down 22, HDL up. My doc actually asked what I changed.

Marcus R. Marcus R.
VERIFIED CUSTOMER
Verified Buyer TRT 2 Years
5.0

"The energy I had in month one of TRT — back"

Most guys on T know the honeymoon ends. Energy starts coasting around month 6. The CoQ10 in this stack changed that for me — steady all-day energy, no afternoon crash, harder workouts and faster recovery. Lipids and hematocrit are bonus.

Greg T. Greg T.
VERIFIED CUSTOMER
Daily Use Energy
4.9

"My TRT clinic is now recommending this"

Brought my last panel into my TRT clinic and they asked what I'd added. Showed them this stack. They've started recommending it to other patients. That's not a marketing line — that actually happened. Doses are clinical, formulation is clean.

Aaron W. Aaron W.
VERIFIED CUSTOMER
Verified Buyer Clinic-Approved
5.0

"Replaced four bottles from Amazon with one box"

I was already buying CoQ10, nattokinase, and bergamot separately from Amazon — different brands, different doses, never sure what was actually in there. Subscribed to this and now it shows up in one box every 30 days at lower total cost than what I was paying scattered.

Brent S. Brent S.
VERIFIED CUSTOMER
Repeat Buyer Subscription

What to Expect Between Now and Your Next Blood Panel

TRT moves on a quarterly lab cycle. So does this stack. Here's what most men feel — and measure — at each stage.

Week 1-2: The Energy Lift
  • CoQ10 begins saturating cardiac and skeletal muscle tissue
  • Steadier daily energy, less afternoon crash
  • No dramatic lab changes yet — but the foundation is in
Week 3-4: Circulation Improves
  • Nattokinase supports healthy fibrinogen and smoother blood flow
  • Workout recovery feels noticeably faster
  • Many men report better sleep and morning energy
Week 5-8: First Lab Cycle
  • Citrus Bergamot's effect on LDL/HDL becomes measurable
  • Quarterly TRT panel typically shows movement in the right direction
  • Hematocrit often stabilizes between donations
Week 8+: Compounding Protection
  • Cardiovascular support becomes your daily baseline
  • Each subsequent panel reinforces the trend
  • Long-term cardiac protection while TRT does its job
Start the Protocol

90-day money-back guarantee

Why Men on TRT Are Switching to the Quorum Heart Stack

Three side-by-side options TRT men typically choose. Same goal, three very different protocols.

QUORUM Heart Stack

DIY Amazon Stack

Generic Heart Multi

Built around the cardiovascular shifts TRT introduces

Designed for TRT panels

Not the goal

Generic 50+ heart health

Clinical dose: CoQ10 (200 mg)

200 mg

Varies — depends on bottle

Usually 50–100 mg or absent

Clinical dose: Nattokinase (2,000 FU)

2,000 FU

Varies — depends on bottle

Rarely included

Clinical dose: Bergamot BPF (1,000 mg)

1,000 mg BPF

Varies — depends on bottle

Rarely included

Third-party lab tested for purity & potency

Brand-by-brand roulette

Proprietary blend

Single subscription — one box every 30 days

3 separate orders

Transparent label, no proprietary blend

Varies — depends on bottle

Proprietary blend common

Guarantee tied to your next blood panel

90 days

No unified policy

Usually 30 days

Get the Stack

90-day money-back guarantee

90 DAYS

YOU HAVE NOTHING TO LOSE

If Your Next Labs Don't Improve — Full Refund

We're confident enough in this stack to tie our 90-day guarantee directly to the only number that actually matters: what shows up on your next blood panel. Take the stack daily for the full cycle. If your hematocrit, lipids, or how you feel hasn't improved — send the bottles back for a full refund. No fine print. No questions. The compounds are clinically validated, the doses match the studies, and we stand behind every box.

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MONEY BACK 90 GUARANTEE
Quorum Heart Stack — Nattokinase, CoQ10 & Citrus Bergamot

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More From the TRT Community

Real reviews from men running this stack alongside their therapy

5.0

"Three bottles, one box, every 30 days"

Was buying CoQ10, nattokinase, and bergamot from three different brands on Amazon. Stopped doing that — now this shows up in one box every 30 days at lower total cost. Subscription is the right move if you're on TRT for the long haul.

Mike P. Mike P.
VERIFIED CUSTOMER
Subscription Repeat Buyer
5.0

"Steady baseline now"

Eight weeks in. Energy is steady, sleep is better, last lab panel was clean. Nothing dramatic — just a better baseline that holds up. That's all I want from TRT cardiovascular support.

Jeff D. Jeff D.
VERIFIED CUSTOMER
Daily Use
4.9

"Wish I'd started sooner"

Three years on TRT before I added this. My panels would have looked very different over the past two years if I'd started this stack day one. If you're newer to TRT — start now. Don't wait until your doc starts using the word 'statin'.

Tony K. Tony K.
VERIFIED CUSTOMER
Long-Term TRT Verified Buyer
5.0

"Three buddies in my TRT group ordered after me"

Showed my last labs in our TRT group chat. Three guys ordered the next week. Two of them have already had clean panels. This is becoming the default cardiovascular stack in our circle.

Brent S.
VERIFIED CUSTOMER
Recommended TRT Community

Questions Men on TRT Ask Before Starting

Yes. None of the three compounds in this stack interact with testosterone, aromatase inhibitors, or HCG. CoQ10, Nattokinase, and Citrus Bergamot have all been studied independently for safety, and they're commonly used by men on TRT. As always, if you're on prescription medication or anticoagulants, share this with your doctor before starting.

Nattokinase supports healthy fibrinogen and circulation — not red blood cell production directly. So this stack is not a replacement for therapeutic phlebotomy if your hematocrit is clinically high. What men on TRT typically report is steadier hematocrit numbers between donations, with less of the rapid climb that triggers another draw. If your doctor has you on a regular phlebotomy schedule, keep that schedule.

Yes. The stack works the same regardless of TRT delivery method — injections, transdermal cream, gel, or pellets. The cardiovascular shifts TRT introduces are similar across protocols, and so is what supports them.

Yes — that's the point of subscribing. The cardiovascular load TRT adds is ongoing as long as you're on therapy. Stopping the stack means the underlying support stops too. Most men keep it as part of their daily protocol for as long as they're on TRT.

Most men notice felt changes — energy, recovery, sleep — within 2-3 weeks. Lab-visible changes typically appear at the 8-week mark, which is why we recommend running the full 90-day cycle before judging the stack. If you have a lab draw coming up, time your start so you've been on the stack for at least 6-8 weeks beforehand.

No. This is cardiovascular support designed to coexist with your TRT protocol — not replace any part of it. Keep your prescribed therapy, your phlebotomy schedule (if applicable), and your follow-up labs. The stack adds support around what's already prescribed.

The stack is also effective for general cardiovascular support — CoQ10, Nattokinase, and Citrus Bergamot have decades of independent research for heart health in the general population. The doses we use are clinical regardless of whether you're on TRT. The angle of this page is TRT-specific, but the formulation supports any man focused on long-term cardiovascular resilience.

Still have questions? Try the stack risk-free with our 90-day guarantee.

Start the Protocol

Why 12,000+ Men on TRT Trust the Quorum™ Heart Stack

Clinically Backed Compounds
Third-Party Lab Tested
Non-GMO & Soy-Free
GMP & FDA-Registered Facility
No Artificial Colors
No Fillers or Binders
Non-GMO Verified
Gluten-Free
Made in USA
Doctor-Formulated Doses

YOUR TRT IS DOING ITS JOB

Now Do Yours.

TRT handles your testosterone. The Heart Stack handles everything TRT leaves on your plate — hematocrit, lipids, and the cardiac demand that comes with elevated metabolism. One subscription. One box. Every 30 days.

12,000+ men on TRT trust the Heart Stack

Start the Protocol

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