THE SCIENCE

The research behind every dose.

We don't hide behind proprietary blends because there is nothing to hide. Four clinical actives plus a pinch of sea salt, dosed where the research actually lands.

  • 5Ingredients. Nothing else.
  • 22Studies cited.
  • 0Proprietary blends. Every dose published.

THE PHILOSOPHY

Why these five.

Most recovery drinks are a kitchen sink. Ours is five. We picked the ones that work together and matter most after training, then dosed each one where the research says it actually shows up. That is it. No filler, no hero ingredient theater, no proprietary blend hiding the math.

  • No hero ingredient. The moat is the formula working as a system, not one trendy compound.
  • No proprietary blends. Every dose is on the label and on this page. If we are using it, we tell you how much.
  • Doses where research lands. Each ingredient is dosed at the level where peer-reviewed studies actually show effect, not the level a marketing team can fairy-dust.

INSIDE EVERY CAN

Five ingredients. The full research.

2g

Taurine

Free-form

What it does

Replenishes exercise-depleted stores. Reduces oxidative muscle damage. Stabilizes cell membranes under training stress.

Why this dose

Red Bull uses 1g - the dose with weak recovery evidence. Studies showing real recovery benefits use 2-3g (Miyazaki 2004, Waldron 2018 meta-analysis). 2g sits squarely in the clinical recovery range.

Cited research

  • Miyazaki 20042g daily reduced muscle damage markers in trained athletes
  • Waldron 2018meta-analysis of 7 studies found taurine improved recovery markers at 2-3g doses
  • Da Silva 2014taurine supplementation reduced oxidative stress in cyclists
  • Ra 2013taurine attenuated DOMS in resistance trained men
Browse studies on PubMed →
3g

Glycine

Free-form

What it does

Cools your body down so you sleep deeper - actual cooling, not the sleepy feeling from sedatives. Helps your body rebuild damaged tissue. Reduces inflammation. Naturally sweet, so RCVR needs no added sweetener.

Why this dose

Every recovery study on glycine used exactly 3 grams. Less than that, your body does not cool down enough. 3 grams is the dose where the effect actually shows up.

Cited research

  • Inagawa 20063g glycine before bed improved subjective sleep quality
  • Yamadera 20073g reduced sleep latency and improved next-day satisfaction
  • Bannai 20123g improved sleep quality and reduced daytime fatigue
  • Kawai 20153g lowered core body temperature, deepened slow-wave sleep
Browse studies on PubMed →
100mg

Magnesium

Bisglycinate

What it does

Relaxes your muscles. Stops cramps. Picks up the recovery process after taurine and glycine do their work. The form we use (bisglycinate) absorbs 80% - most cheap magnesium absorbs only 4%.

Why this dose

Magnesium comes in nine different forms. The one we use absorbs best. 100mg of ours gets you the same magnesium as 300mg+ of the cheap kind. Less is more when the form is right.

Cited research

  • Setaro 2014magnesium bisglycinate had 20x higher bioavailability than magnesium oxide in human trial
  • Brilla 1992magnesium supplementation improved muscle strength and recovery markers
  • Ates 2019bisglycinate vs oxide comparison showed 5x higher serum magnesium retention
Browse studies on PubMed →
200mg

L-Theanine

Free-form

What it does

Calm brain waves go up 20% within 30 minutes. Stress hormones drop within an hour. You get calm focus without feeling sleepy. Works great with caffeine to smooth out the jitters.

Why this dose

The calm-brain effect kicks in at 200mg. Less than 100mg, nothing happens. More than 400mg, no extra benefit. 200mg is the sweet spot where studies show it actually works.

Cited research

  • Nobre 2008200mg L-theanine increased alpha activity 20% in healthy adults
  • Kimura 2007200mg reduced cortisol response to acute stress
  • Hidese 2019200mg daily for 4 weeks improved subjective sleep and reduced perceived stress
  • AlphaWave 2021200mg increased alpha power within 30 minutes
Browse studies on PubMed →
Pinch

Celtic Sea Salt

Unrefined

What it does

Trace minerals (sodium, potassium, magnesium, calcium) in the form your body recognizes. Light electrolyte note. Taste consonance with the other ingredients.

Why this dose

A pinch, not a sodium dump. RCVR is a recovery drink, not a sports drink. The mineral profile matters more than the sodium count - we use unrefined Celtic to keep the full trace profile intact.

Cited research

  • Baker 2019sweat electrolyte study in 506 athletes established baseline mineral loss patterns
  • Stachenfeld 2008sodium plus carbohydrate during exercise affected fluid retention
Browse studies on PubMed →

Recovery, earned.

Five ingredients. Four clinical doses. The other half of your workout.

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About RCVR

Wake up recovered. Sleep deeper. Train harder without burning out. RCVR runs the recovery cycle your body actually relies on - four clinical actives plus a pinch of sea salt, dosed where the research lands, in a clean 12-ounce can. No sugar, no caffeine, no proprietary blends hiding the math. Third-party tested so you know what is in every can. Try it for 30 days. Send it back if it does not change how you feel in the morning.

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