PureAKG® Cellular Longevity
Ca-AKG Formula · Dietary Supplement

Alpha‑ketoglutarate formulated for cellular vitality

Every cell in your body runs on alpha‑ketoglutarate. Production slows with age. PureAKG rejuvenates.

Restore. Recharge. Regenerate.
Begin with PureAKG
Non-GMO, Vegan, Stimulant-Free

AKG is the easy part. Cellular delivery is the science.

Your cells begin running short in your late thirties. Alpha-ketoglutarate is among the first to fall away. It sits at the centre of the Krebs cycle where food becomes usable energy. At sixty your circulating levels are a fraction of what they were at forty.

Replacing it is not a matter of simply swallowing it. Alpha-ketoglutarate has a plasma half-life measured in minutes. Most of a standard dose is metabolized before it ever reaches the tissue that needs it.

PureAKG is built around that single problem. It is calcium-bound for stability and released across hours rather than minutes. The molecule arrives at your cells at a concentration they can actually use.

Feeds the Krebs cycle that produces your ATP
Activates the enzymes that assemble your collagen
Maintains the methylation patterns that regulate genes
Studied for moderating the inflammation
PureAKG Cellular Longevity
Lab-Tested · Scientifically-Backed ·

ONE MOLECULE. FOUR SYSTEMS.

Aging is rarely one issue. It is these four systems declining together, and all four run on the same molecule.

Biological Age

An epigenetic clock reads your cells. Sustained AKG is associated with a lower reading.

Muscle and Strength

Grip strength and lean muscle mass hold longer when the supply of AKG is maintained.

Bone Density

Your skeleton rebuilds continuously. AKG is one of the building blocks.

Gut and Immunity

The cells lining your gut burn alpha-ketoglutarate as their preferred fuel.

Begin with PureAKG
Four systems one daily habit

Why do weneed AKG?

Alpha-ketoglutarate is a molecule your body makes on its own, a central node in the reaction that turns food into cellular energy. In youth it is plentiful, and the systems that depend on it run without a shortfall.

Production falls with age. By the time the decline is felt, it has been underway for decades. The dots below are the same molecule, thinning as the years pass.

100%
Of peak production

AKG occurs in food in trace amounts. There is no diet that closes this gap.

Two clocks, one body

Chronological age is fixed.
Biological age is not.

Every cell carries a second clock. Methylation patterns across your genome shift in a predictable rhythm with age and that rhythm can be read. Biological age can be measured independently of the years you have lived.

Peer-reviewed testing measured biological age by DNA methylation assay. Calcium alpha-ketoglutarate reduced it by an average of 8 years over 7 months of use.

Your age I am 55 years old
Time on PureAKG
· · ·

Based on published research on calcium alpha-ketoglutarate measuring an average 8 year reduction after 7 months of use. Individual results vary.

Begin with a 7 month supply

60 day money back guarantee

Trusted bylongevity experts

We work with gerontologists, clinicians and longevity researchers who hold this field to a standard most supplements are not built to meet. Their scrutiny shaped the formula. Here is how they think about it.

We tested many promising compounds for healthy aging. The result was clear. Calcium alpha-ketoglutarate, delivered properly and paired with the right cofactors, was the most effective at increasing healthspan and lowering biological age.

Dr. Brian Kennedy

Co-Director, Centre for Healthy Longevity, NUHS, National University of Singapore

The interesting question with alpha-ketoglutarate was never whether the molecule matters. The biochemistry settled that decades ago. It was whether you could get a meaningful amount of it to the tissue. That is a formulation problem and it is the one worth paying attention to.

Dr. Mark Peterson

DC, MS, BCHH, Founder, Human Longevity Institute

Patients arrive at fifty having done everything they were told to do and still feeling the change. What I want for them is something with a clear mechanism and an honest evidence base rather than a promise. Alpha-ketoglutarate has a defined role in cellular metabolism and that is a reasonable place to start a conversation.

Dr. Anne Walton

MD, FACP, FACPM, DABIHM, CTH, Clinical Instructor of Medicine, Adelaide Hospital

Most of what reaches consumers in this category is a molecule in a capsule with no thought given to delivery. Purity verification and controlled release are not marketing features. They are the difference between a supplement that does something and one that does not.

Dr. Sam Patterson

CEO, OptiHealth Inc., Affiliate Professor of Oral Health Sciences, University of Washington

What changesand when

Alpha-ketoglutarate does not announce itself. It works at the level of the cell and the effects surface in order. The quick ones first, the structural ones over months.

24Hours

The first dose is a metabolic event, not a felt one. Most of what happens today happens quietly.

Energy that doesn’t arrive and leave

Not the sharp lift of a stimulant. AKG feeds directly into the Krebs cycle, so what you notice on day one is the absence of the mid-afternoon drop rather than the presence of a peak.

Antioxidant capacity begins to rise

Your cells are already using it. AKG participates in the glutathione pathway, the body’s own defence against oxidative damage, and that support begins with the first dose.

2–4Weeks

The point at which most people stop noticing what is absent and start noticing what has returned.

The afternoon stops being something to get through

Sustained mitochondrial substrate availability rather than a spike. Users describe it as evenness. The day no longer has a hole in the middle of it.

Focus that holds through the long meeting

Neurons are among the most energy-dependent cells you have. Steadier ATP availability shows up first in tasks demanding sustained attention rather than short bursts.

Oxidative defence reinforced

Weeks rather than days of consistent glutathione support. This is the quiet work. It protects the cell whether or not you can feel it.

2Months

Structural changes need time and consistency. This is where they begin to surface.

Digestion settles

AKG is a preferred fuel source for the enterocytes lining the small intestine. Feed them properly and the barrier they maintain works better, which is felt as comfort long before it is understood as physiology.

The microbial balance shifts

Emerging work associates AKG availability with a more favourable gut flora profile. The mechanism is still being mapped. The direction is consistent.

Recovery shortens

The session that used to cost you two days costs you one. Endurance and recovery both trace back to how efficiently muscle tissue regenerates ATP, which is precisely the reaction AKG feeds.

7Months

Long enough for gene expression to reflect a sustained change in cellular conditions.

The instructions your cells read stay clearer for longer

AKG is the required cofactor for the TET enzymes that maintain DNA methylation patterns. Those patterns are the instruction set your cells work from and keeping them legible is the most fundamental thing this molecule does.

Biological age and chronological age separate

Not reversal. Divergence. The years continue to pass at the same rate. What changes is how much of that passage registers in your cells.

1+Years

The timeframe the entire category is about, and the one nobody markets because it requires patience.

Strength you still have at seventy

Frailty is not a single event. It is the accumulated cost of a thousand small declines in cellular energy production. Sustained AKG availability is a decision made against that arithmetic.

A body that keeps up with the plans you make for it

The measure that matters is not how long you live. It is how much of that time you spend at full capacity, the span the research calls healthspan.

Gene function maintained across the decade

Methylation drift is one of the defined hallmarks of aging. Supporting the enzymes that resist it is slow, unglamorous, and the point of the entire exercise.

The compound effect

Nothing here works in a week. All of it works in a decade. That is the trade this product asks you to accept and the reason it is worth starting now rather than later.

Choose your duration
Every timeframe starts with one tablet

The life of one tabletFrom the bottle to
your bloodstream

Two tablets, once a day. Engineered to release across twelve hours so cellular supply stays constant.

ENERGY COLLAGEN GENES MUSCLE
01
The dose

It begins with a single tablet. Calcium alpha-ketoglutarate, over 99 percent pure.

02
The descent

Swallowed whole, it travels intact from the mouth toward the stomach.

03
The hold

The calcium-bound form survives the stomach whole. Nothing is lost to the acid.

04
The metering

In the small intestine it releases slowly. A steady trickle, never a flood.

05
The reach

Absorbed, it moves through the bloodstream to every system that needs it.

06
The arrival

At the cell it crosses the membrane and gathers where energy is made.

07
The work

Energy, collagen, genes, muscle. One molecule, felt across the whole body.

Begin withPureAKG

One molecule, taken daily. The research that matters measured seven months of consistent use. Choose the course you intend to finish.

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Monthly Resupply

60 tablets delivered every 30 days
£39.99 / month
£49.99 one-time

Ca-AKG works best when it is taken without gaps and the easiest way to close a gap is to never open one. Your next bottle is packed and posted right before the current one runs out.

  • Arrives before you finish the bottle in hand
  • Pause, reschedule or cancel at any time, from your account

No lock-in. Free shipping on every recurring order.

Or buy a single course
Cellular energy Ca-AKG feeds the Krebs cycle directly, without stimulants.
Gene maintenance A required cofactor for the enzymes that keep DNA methylation legible.
Clinically studied The molecule behind an average eight year reduction in biological age.

60 day money back guarantee. If you do not feel the difference, send it back for a full refund, empty bottle and all.

Non-GMO · Vegan · Gluten-Free · Stimulant-Free · Third-Party Tested

Nobody mentions the biochemistryThis is what they mention

10 days in

I stopped needing the second coffee. That was the first thing. Not a surge of energy, just the absence of the wall I had been hitting at three o’clock every afternoon. Ten days in and I only noticed because it had already stopped happening.

Anna K.
Verified purchase
Six weeks

I read the literature before I read the label, which is my habit and usually the end of it. The mechanism held up. Six weeks in, my concentration through the back half of the day is measurably better and there is no crash attached to it, because there was never a stimulant to crash from.

Michael R.
Verified purchase

I train five days a week and I am forty-five, and the maths on that had started to catch up with me. The change was not in the sessions. It was the day after. I stopped needing it. I am holding a schedule now that I was quietly planning to scale back.

Sarah L.
Verified purchase

Twelve years of trying things. What is different here is that I can point at what changed. I sleep through, and I wake up without the twenty minutes it used to take to become a person. It is not dramatic. It is just consistent, which is more than I can say for anything else I have taken.

Robert M.
Verified purchase

I run three-hour board meetings. By the last hour I used to be managing my own attention as hard as I was managing the room. That is gone. It is the single most valuable thing this has done for me and it is difficult to overstate.

Patricia H.
Verified purchase
Three months

At three months my sister asked what I had changed. That was the moment. Not the mirror, my sister. My skin looks better than it did two years ago and I have the energy to match it, which is the part I had not expected.

Jennifer W.
Verified purchase
Six months

I went in expecting to disprove it and tracked everything for six months. I do not have a dramatic story. I have a set of numbers that moved in the right direction and stayed there, and at my age that is worth considerably more than a dramatic story.

Thomas B.
Verified purchase

Three children and a business. My problem was never getting started, it was still being useful at six in the evening. I get to the end of the day now with something left, and that has changed what my evenings look like.

Maria C.
Verified purchase
Six months

I am fifty-three and I ride with a club where I am the oldest by a decade. Six months ago I sat at the back of that group. On Sunday I was pulling on the climb. I do not have a better explanation than the obvious one.

David P.
Verified purchase
Eight weeks

It creeps up on you, which I suspect is the point. Nothing happened in week one. By week eight I realised I had stopped thinking about my energy at all, and not thinking about it turns out to be the whole thing I was trying to buy.

Elizabeth S.
Verified purchase

FrequentlyAskedQuestions

PureAKG is our patented form of calcium alpha-ketoglutarate, over 99% pure and delivered via controlled-release for maximum small-intestine absorption. It is the active ingredient behind the biological age reductions documented in published human clinical studies.
Two tablets once daily, with or without food. The controlled-release matrix meters the dose across the day, so consistency matters more than timing. Whichever time you are most likely to remember is the right one.
AKG works at the level of the cell, so the first changes are subtle. Most people report steadier energy and clearer focus within the first two to four weeks. The measurable reduction in biological age documented in published research appeared after an average of seven months of continuous daily use.
Yes. Alpha-ketoglutarate is consumed continuously and your own production keeps declining with age. Stopping returns you to your baseline supply over a matter of weeks. This is replacement rather than a course of treatment.
The enzymes that depend on AKG require their own cofactors to function and those decline on a similar curve. The doses are set to support the pathway rather than to lengthen the label.
Three decisions. The calcium-bound form survives the stomach and arrives intact. The controlled-release matrix meters it across hours rather than minutes, which matters because alpha-ketoglutarate has a plasma half-life measured in minutes. And it is formulated with the cofactors those enzyme pathways depend on. The molecule is the easy part. These three decisions are what determine whether it reaches the cell.
Every batch is assayed by an independent laboratory for identity, potency and contamination before release. The certificate of analysis for the batch number printed on your bottle is available on request.
Calcium alpha-ketoglutarate has no known negative interactions with common supplements. If you take prescription medication or manage a health condition, speak to your physician before starting. That applies to any new supplement rather than to this one in particular.
Calcium alpha-ketoglutarate has been established as safe at higher intakes across multiple published studies. There is no evidence that exceeding the recommended dose improves the outcome, and the research this product is built on used a single daily dose. Consistency across months is what the data supports.
Orders are processed within 24 hours, at which point your tracking number is sent to you by email. Delivery takes up to seven days from that point. You will be able to follow the parcel for the whole of that time.
Write to us within 60 days and we will refund the order in full. Bottle open, no return required, whichever size you chose. Cellular change is not felt in a week, and we would rather you took the full two months than sent it back after ten days.
Write to us at Info@pureakg.org or call +44 7460 042062, Monday to Friday, 9:00 to 17:00 UK time. We typically respond within 24 hours.