The Science of Aging Has Changed.
Your Supplement Should, Too.
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A Physician Who Spent 60 Years Looking for a Supplement
He Could Actually Recommend
Dr. Robert Heller has practiced internal medicine for more than six decades. Over the course of his career, he managed fifty clinical trials, helped develop the Coronary Calcium Scan, and served as a Clinical Professor at UCLA Medical Center. He has seen thousands of patients navigate the experience of aging.
And he noticed a pattern he couldn't ignore.
Two patients, same age, same general health profile. One was thriving — sharp, energetic, engaged. The other was struggling with fatigue, brain fog, and a body that didn't bounce back the way it used to. The difference wasn't willpower or attitude. Something deeper was at work.
In 2023, scientists published a landmark paper identifying 12 biological processes that change as we age. For Dr. Heller, this was the framework that finally explained what he'd been observing for decades: the people who maintained their vitality tended to be supporting these underlying systems, whether they knew it or not.
But when he looked for a supplement that reflected this science — one with the right ingredients, in effective forms, at real doses — it didn't exist. Most products were marketing exercises. The few with promising ingredients buried them in hundred-compound formulas where effective doses were impossible to verify.
So he partnered with Dimitri Villard — a Harvard-educated biotech entrepreneur who had co-founded research programs at the USC Keck School of Medicine — and together they built the formula Dr. Heller had been looking for his entire career.†
"This is the formula I spent my career wishing existed. I take it myself, every day. Not because I have to — because the research supports it."
— Dr. Robert Heller, MD, Co-Founder & Medical Director
Board-Certified Internal Medicine · Former Clinical Professor, UCLA Medical Center
Material Connection Disclosure: Dr. Heller is a co-founder of Live Longer, Inc. and has a financial interest in Juvelixir®. This statement reflects his professional perspective and personal experience.
Precision Over Volume.
Science Over Spectacle.
Published Research, Real Doses
Every ingredient in Juvelixir® was selected based on published, peer-reviewed research — including human clinical studies where available. We use the same doses that produced results in the studies we cite. Where other formulas list an ingredient at a fraction of its researched amount just to put it on the label, we use the full dose. Every time.†
Branded, Clinically Studied Forms Where It Matters Most
For several of our key ingredients, we chose branded forms from specialty suppliers who conduct their own published human clinical research on their specific compounds. This means you're getting the exact form that was tested — not a generic equivalent that may behave differently in the body. For ingredients where branded forms don't materially affect bioavailability or efficacy, we source from vetted, quality-controlled suppliers and verify every batch through independent testing.†
Radical Transparency
Every batch of Juvelixir® is independently tested by Certified Laboratories to verify that every ingredient listed on the label is actually in the bottle, in the exact amounts shown. We publish what's in each capsule, at what dose, and why. No proprietary blends. No hidden formulas.†
The Difference a Focused Formula Makes
†Consult physician. Based on clinical studies. Juvelixir® registered trademark.
Eight Ingredients.
Precisely Formulated.
In 2023, scientists published a landmark paper identifying 12 biological processes that change as we age. Each ingredient in Juvelixir® was selected based on published research supporting its role in one or more of these processes. Several are sourced in branded, clinically studied forms from specialty suppliers.†
Why 8 Is Enough
Most longevity supplements take the opposite approach. They pack 12, 20, or even 90 ingredients into a single product — and the math simply doesn't work.
If you spread a fixed capsule or powder across dozens of compounds, each one ends up at a fraction of its effective dose. The label looks impressive, but the actual amounts are too small to match what the published research used.
We took a different path. Every ingredient in Juvelixir® had to meet three criteria before it earned a place in the formula:
It had to support at least one of the 12 biological processes identified in current published scientific research.
It had to be backed by published research relevant to that role.
It had to be provided in a form and at a dose the body can actually absorb and use.
If an ingredient didn't meet all three, it didn't make the formula — regardless of how popular it was in the marketplace.
"We did not add an ingredient until we could name the process it addresses and cite the research that supports it."
01
ErgoActive® L-Ergothioneine
5 mg · twice daily
A rare amino acid found in mushrooms, now recognized as a longevity vitamin. Supports mitochondrial health and helps maintain healthy inflammatory balance.†
02
Pterostilbene
25 mg · twice daily
A stilbenoid from blueberries and grapes with superior bioavailability over resveratrol. Studied for its role in supporting cellular energy regulation and healthy epigenetic function.†
03
Hyaluronic Acid
60 mg · twice daily
The body's natural moisture matrix declines sharply after 40. Oral HA at clinical doses supports joint comfort, skin hydration, and healthy connective tissue.†
04
Quercetin
125 mg · twice daily
One of the most studied flavonoids — research suggests it may help the body manage cellular waste accumulation and support a healthy inflammatory response as we age.†
05
Bio-Enhanced® Na-RALA · R-Lipoic Acid
150 mg · twice daily
The biologically active form of alpha-lipoic acid, acting as a universal antioxidant in both water and fat environments. Supports antioxidant recycling and healthy mitochondrial energy metabolism.†
06
Rhodiola Rosea
200 mg · twice daily
An adaptogenic root from the Siberian highlands, studied in human trials for its ability to support the body's healthy stress response and promote vitality under daily demands.†
07
Magnesium
150 mg · twice daily
Required by over 300 enzymatic reactions. Supports DNA integrity, protein synthesis, healthy sleep, and normal cardiovascular function — all processes that benefit from consistent daily support.†
08
Black Pepper Extract
2.5 mg · twice daily
BioPerine® standardized piperine extract shown in clinical studies to significantly increase the bioavailability of the other seven compounds — helping deliver what's on the label to where it matters.†
Built by People Who
Have Done This Before
Dimitri Villard, MSc
Founder & CEO · Harvard BA · China International Medical University MSc
Co-founded Pivotal BioSciences with senior faculty at USC Keck School of Medicine. Helped establish the USC Institute for Integrative Health. Former Director, Société Générale. Member, TCA Venture Group — the largest angel venture capital group in the United States. His role: making sure the science makes it into the bottle, exactly as the research supports.
Dr. Robert Heller, MD
Co-Founder & Medical Director · Board-Certified Internal Medicine
Former Clinical Professor of Medicine, UCLA Medical Center. Principal Investigator for Merck, Pfizer, Amgen, AbbVie, and Moderna. 60+ years in internal medicine, preventive care, and nutrition. At 90, Dr. Heller still practices medicine and takes Juvelixir® daily.
Dr. Terry Shirvani, ND
Master Formulator · 20+ Years · 100+ Products
Dr. Shirvani has formulated for The Chopra Center, Traditional Medicinals, and Progressive Labs. Former Senior Scientist, Life Extension and Chief Science Officer for GOLO. National University of Natural Medicine doctoral graduate. Operates by the naturopathic principle: patient well-being first, always. Dr. Shirvani has played a leading role in industry compliance with and implementation of dietary supplement Good Manufacturing Practices.
Dr. Fady Hannah-Shmouni, MD
Scientific Advisor · Yale · NIH · University of Toronto
Former Director, NIH Graduate Medical Education. Principal Investigator of neuroendocrine genetics at the National Institute of Child Health. Board-certified in Internal Medicine, Endocrinology, and Metabolism. Editor-in-Chief, Endocrine and Metabolic Science (Elsevier). 100+ published articles on stress, hormones, and aging. Dr. Hannah-Shmouni advises on ingredient selection, dosing protocols, and the endocrine and metabolic science underlying the Juvelixir® formula.
We are not trying to be the supplement with the longest ingredient list.
We are trying to be the one that actually works.
Dimitri Villard, MSc, Founder & CEO
Shop Now One Formula. One Daily Practice.
Longevity science is a practice, not a purchase. Try Juvelixir® risk-free and see what a daily ritual built on real research feels like.
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Juvelixir® works alongside the foundations of health — nutrition, exercise, sleep, and stress management — not instead of them.†
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Third-Party Tested
Every batch independently verified for potency and purity. The dose on the label is the dose in the capsule.
Aging Is Universal.
How You Support It Is a Choice.
Juvelixir® is the daily practice of giving your cells what published longevity research recommends — in the right forms, at the right doses, every single day. Eight ingredients. Twice daily. Physician-formulated for adults who want to support healthy aging from the inside out.†
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What People Are Saying
Customer Reviews
I take my supplement protocol pretty seriously. So when I tell you Juvelixir has actually earned a spot in my daily routine, that means something. Not a lot of products survive my vetting process. I've looked at a lot of supplement companies' "science" pages, and most of them are just marketing dressed up as evidence. Yours is the opposite. The ingredient I'm most excited about long-term is ergothioneine. This is one of the most interesting emerging compounds in the longevity space. The years you put into this formula show.
Adam B.
Verified Customer
My health is mostly good. So, I began to take Juvelixir® not expecting too much. Imagine my surprise when I discovered this simple little capsule, after only a few days, seemed to fill me with a new level of energy and also I began to sleep better. I can happily say I'm now a believer!
Kara F.
Verified Customer
Juvelixir® fits seamlessly into my life as a woman in my 40s. It supports my mental focus, physical health, and sustained energy. This is exactly what I need to stay balanced and at my best. It's a product I trust, and one I'd confidently recommend to any woman in her 40s prioritizing her long-term well-being.
Karen H.
Verified Customer
As someone who takes health, performance, and longevity seriously, I'm always looking for products that are thoughtfully formulated rather than built around hype. Juvelixir® stood out to me because it combines ingredients I already associate with cellular health, energy, stress resilience, and healthy aging. I appreciate that the formula is doctor- and researcher-developed, third-party tested, and designed for daily use as part of a broader wellness routine. For me, it fits well with an active lifestyle focused on long-term vitality, clarity, and recovery. After 30 days I can already feel the beneficial effects!
Michael W.
Verified Customer
I'm genuinely excited to continue using Juvelixir®. With a high-stress work life and the occasional less-than-perfect night of sleep, I like knowing that I'm adding something intentional to my daily routine that supports both my body and brain. Juvelixir® feels like more than just another supplement — it feels like a smart, positive investment in health, resilience, and long-term vitality.
Michael F.
Verified Customer
I'm finding that the Juvelixir supplement is helping my general well-being. I've been on statins for eight years. And I get the classic aches and pains which is a combination of the statins I think and just being in my late sixties (how did that happen?). It's hard to put a finger on one specific area that this supplement is helping me with, just to say overall I notice a distinct difference. It's like it puts a pep in my step. And keeps my positive outlook positive. Would I recommend it? Absolutely.
Will H.
Verified Customer
Got Questions?
Frequently Asked Questions
What is Juvelixir® designed to support?
Juvelixir® is formulated to support cellular energy, antioxidant defense, and healthy aging. R-Lipoic Acid and Magnesium support mitochondrial function.† Together, the eight ingredients are designed to help your body maintain vitality, clarity, and resilience over time.
How is Juvelixir® different from other supplements?
Unlike basic multivitamins, Juvelixir® focuses on advanced, research-selected compounds targeting the biological processes of aging. Several key ingredients — including ErgoActive® L-Ergothioneine and Bio-Enhanced® Na-RALA — are sourced in branded, clinically studied forms from specialty suppliers who conduct their own published human clinical research. All ingredients are provided at doses used in the studies, and every batch is independently tested by Certified Laboratories to confirm label accuracy.
How long does it take to notice results?
Some users notice they feel supported in their routine within a few weeks, while others evaluate their experience over several months. For best results, consistent daily use is recommended as part of a long-term wellness routine. Longevity support works over time — the changes happening at the cellular level are cumulative.
Is Juvelixir® a stimulant?
No. Juvelixir® does not rely on caffeine or stimulants. It supports natural energy production at the cellular level — through mitochondrial function and metabolic support — without crashes or jitters.
Who should take Juvelixir®?
Juvelixir® is for anyone who has noticed that recovery takes a little longer, energy isn't quite what it was, or the body just doesn't bounce back the way it used to. These aren't signs of failure — they're signs of biology. After 40, the cellular processes that power energy, protect cells, and regulate how the body responds to stress naturally begin to shift. Juvelixir® was formulated to support those processes, so you can keep showing up for the life you've built.†
Is it safe for daily use?
Yes. Juvelixir® is formulated for daily use with carefully selected, clinically studied ingredients. As with any supplement, consult your healthcare provider if you have existing medical conditions or are taking prescription medication.
Can I take Juvelixir® with other supplements?
Juvelixir® can generally be taken alongside most wellness supplements. However, if you are currently taking prescription medications or other targeted formulas, we recommend consulting your healthcare provider to ensure compatibility.
Where is Juvelixir® manufactured?
Juvelixir® is manufactured in the USA in a GMP-certified facility using high-quality, globally sourced ingredients. Each batch is independently tested by a certified third-party laboratory to confirm purity, potency, and consistency — because what's on the label should always be in the bottle.
How does Juvelixir® compare to other longevity supplements?
Most longevity formulas take one of two approaches: they pack dozens of ingredients into a single product (which makes effective dosing nearly impossible), or they rely on celebrity endorsements and marketing reach over scientific rigor.
Juvelixir® takes a different path. We focus on eight ingredients, each selected from published research on the biology of aging, and provide them at the doses used in the studies we reference. Several are sourced in branded, clinically studied forms. And every batch is independently verified by Certified Laboratories.
We believe fewer ingredients at real doses will outperform a longer list at unknown doses.†
† These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.