Veech Ketone Ester · The most studied ketone

Superfuel your life.

Unlock clean-burning energy.
No keto diet required.

KetoneAid is a ready-to-drink ketone that delivers fuel your brain and muscles can burn about 15 minutes later. No caffeine, no sugar, no weeks of cutting carbs.

No caffeineNo sugarNo stimulants
75+ published studiesWADA testedMade in the USALifetime no-risk guaranteePay with HSA/FSA
Tour de France teams rely on KetoneAid for recovery.Official partner of Soudal Quick-Step & XDS Astana
See the riders →

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01 · What is Veech Ketone Ester?

Ketosis-like benefits, without the keto diet.

Veech Ketone Ester (VKE), in KetoneAid, delivers D-BHB, the same ketone your body makes on a keto diet or during a long fast, in a ready-to-drink bottle. You get hours of clean-burning fuel in as little as 15 minutes, without the carbs or caffeine.

A fuel, not a stimulant

Nothing that revs you up, and no crash after. People describe the feeling as calm, motivated, and alert.

Works with the way you eat

You don't need to be keto to benefit. KetoneAid is most potent on an empty stomach, but you don't have to change your diet.

A food, not a supplement

12 calories per “serving,” and no ingredients you'd need to look up. Proudly made in the USA.

02 · How does your body use it?

Your body already knows how to use it.

Most people run on carbs. Your body naturally produces ketones when carbs run low, and your brain, heart, and muscles utilize ketones as a more efficient fuel*. KetoneAid delivers them directly, so you don't have to wait.

  1. STEP 01

    You drink it

    KetoneAid delivers Veech Ketone Ester to the body that readily converts to D-BHB, the primary ketone fuel.

    0 min
  2. STEP 02

    Brain, heart, and muscles

    Brain and muscles take up D-BHB and burn it as an efficient fuel source for the most demanding parts of your day (and recovery at night).

    ~15 min
  3. STEP 03

    Results follow

    Hours of clean-burning fuel for focus, energy, and recovery.

    15 min–3 hrs
Caffeine & sugar

False energy

Caffeine hides tiredness without giving your body any fuel. Sugar raises your energy fast, then drops it. Both usually end in a crash.

Veech Ketone Ester

Actual fuel

Fuel your brain and muscles burn directly, just like the ketones your body makes on its own.

*In a 1995 laboratory study from Dr. Veech's group (Sato et al., FASEB J), hearts given ketones produced more work per unit of oxygen than hearts given glucose alone. It was not a human trial.

03 · Why is Veech Ketone Ester different?

The US military paid to create it.

DARPA, the Pentagon's research arm, funded a program called Metabolic Dominance to find a fuel that would let soldiers go further on less.
Dr. Richard Veech at the NIH developed it. It's called the Veech Ketone Ester, and it's what's in every bottle of KetoneAid.

Not a salt. Not a diol.
The Original Ketone Ester.

$10Min DARPA funding

Several brands make similar claims.
Check which molecule was actually funded.
Spoiler: it was this one.

Learn more →

Not all ketones are the same

“Exogenous Ketones” is a category.
Then there is Veech Ketone Ester.

Some brands advertise results from Veech Ketone Ester studies while selling a different molecule. Here's how the three common types compare.

Compare the types of exogenous ketones →

Product Veech Ketone Ester Ketone diol Ketone salts
What it is D-BHB bonded to R-1,3-butanediol. Both halves become D-BHB. R-1,3-butanediol, a ketone precursor your liver converts to BHB BHB bound to minerals like sodium, calcium or magnesium
BHB delivery The strongest most efficient delivery of exogenous ketones. Can raise blood ketones, but it's a different molecule with different results. About 1.0 mM vs 2.8 mM from ketone ester in a head-to-head human study. Racemic salts can be roughly half L-BHB.
The research 75+ published studies on this exact molecule Its own research base. It doesn't inherit Veech Ketone Ester results. Can produce inebriating effects at higher doses. The delivery is weak. The mineral load is high. The performance evidence is limited and mostly negative.
Trade-offs The taste. It's strong, which is why there are three concentrations. Depends on your liver doing all the conversion first. Mineral load can limit dosing and upset some stomachs

Swipe to compare →

Head-to-head BHB figures: Stubbs et al., 2017.

See what types of ketones other brands actually sell →

Straight from the source

When researchers need Veech Ketone Ester,
they call us.

KetoneAid is one of only two commercial suppliers of the Veech Ketone Ester, and the only one that produces it in the USA.

We've supplied it for dozens of independent human trials since 2018. So when a study on this page says “Veech Ketone Ester” or “KME”, it's the same molecule we put in the bottle.

Universities that have sourced Veech Ketone Ester from KetoneAid

If the study used Veech Ketone Ester,
buy Veech Ketone Ester.

Measured in results, not just a meter

What it does, in the studies.

Every figure below came from a controlled independent human study that used this exact molecule. Each one links to the paper.

Who was tested
+15% 18 fit men 3-week endurance training overload; ketone ester or control drink after each session Poffé et al., J Physiol, 2019
+6% 28 trained men 8-week training block; 25g after exercise and 30 min before sleep Robberechts et al., J Physiol, 2026
+7% Adults with obesity 14 days, three servings a day; randomized crossover vs. calorie-free placebo Walsh et al., J Physiol, 2021
−90% 10 well-trained cyclists Crossover; 25g after each training session and 30 min before sleep Robberechts et al., Med Sci Sports Exerc, 2023

Not every study is positive, and that's what happens when research is truly independent. A study can miss its main outcome and still find benefits in its other measures. Dose, timing, what was eaten alongside it and who was tested all change the result, and some study protocols don't reflect how the molecule is best used. For cost-effective use, we recommend trying our protocols.

Browse the clinical studies →

Where performance matters

WorldTour riders use what works.

Soudal Quick-Step and XDS Astana are KetoneAid partners. Pros choose the ketone that works for performance — not just something that raises ketone levels.

Mark Cavendish drinking KetoneAid
Mark Cavendish · world record holder
Soudal Quick-Step, 2026 Tour de France rider drinking KetoneAid
Soudal Quick-Step, 2026 Tour de France
XDS Astana rider drinking KetoneAid
XDS Astana
Soudal Quick-Step rider drinking KetoneAid
Soudal Quick-Step
Soudal Quick-Step rider drinking KetoneAid
Soudal Quick-Step
Soudal Quick-Step rider drinking KetoneAid at the finish line
Soudal Quick-Step · at the finish line
Mark Cavendish drinking KetoneAid
Mark Cavendish
Soudal Quick-Step rider drinking KetoneAid
Soudal Quick-Step
Soudal Quick-Step rider drinking KetoneAid
Soudal Quick-Step
Soudal Quick-Step rider drinking KetoneAid
Soudal Quick-Step

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What buyers say

Life is easier when your brain works.

★★★★★
"I feel better overall on the days that I use it — improved energy along with mental clarity."
Dr. Lori Tindall — verified buyer
★★★★★
"Mental clarity, and the ability to focus are downright amazing."
Paul Y.Ke4
★★★★★
"Much better than HVMN or various salts I've tried."
BlueKe4
★★★★★
"A mellow calm energy that is very even.
Not a sharp jittery spike and drop like coffee gives you."
Jen
★★★★★
"Not only did I feel more alert, but the recovery to be ready for the next day."
Murray AufderharKe4
★★★★★
"Worked well to delay hunger, memory, energy, and focus."
Tai’ TurnerKe4
★★★★★
"I use it for cognitive function.
Tastes like tiger piss, but it absolutely works."
Francisco DisotuarKe4
★★★★★
"Clean energy and steady mental clarity —
nothing overwhelming, just a nice consistent feel."
Keshia HofferKe2

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What it costs to use

The gold standard
doesn't cost more.

Ke4 and Ke2 cost about 30% less than a comparable bottle from the only other brand that sells this molecule. And theirs has sucralose and 3g of sugar in a bottle. Ours doesn't.

Best Ketone, Best Value.

80¢–$1per gramAuto-ship bulk to one-time 3-pack. Significantly less than any other Veech Ketone Ester on the market.
~30% lessthan the only alternativePer gram vs the same molecule from
the only other brand that has it.

Find your concentration

Not sure yet? Read the studies and decide for yourself, or ask us in the chat.

Ke4, 50% Veech Ketone Ester