Rarebird Coffee

Px is the cleaner form of caffeine

Rarebird is the first and only coffee with Px.

Px is a smart source of energy, naturally produced when your body metabolizes caffeine. This simple switch fixes caffeine's biggest flaws, delivering clean, focused energy without overstimulating your nervous system, spiking your stress hormones, and leaving you drained and burned out.

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All the Energy, None of the burnout

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4.8/5

Rating Across All Products

See why thousands have made the switch.

Unmatched Energy

You'll just feel better

Nikkie, 01/24/25

A Balanced Boost

No Blood Sugar Spike

Tini, 01/17/25

The Genetics Behind It

Why Genetics like Px

Kyle, 02/13/25

Empowering you to work & live better

Unlike caffeine— PX works for you

Only Energy, No Stress

Px delivers the boost you love from coffee without overstimulating your nervous system. That means no jitters, no cortisol spikes, and no stress overload—just smooth, sustained energy that keeps you at peak performance.

CAFFEINE & BURNOUT

No afternoon crashes

Px delivers a smoother, more controlled boost in energy—meaning you can drink Px Coffee late into the day for sustained energy and reliable focus without the caffeine crash.

CAFFEINE & CRASHES

Won't Ruin Your Sleep

Caffeine lingers in your body for hours, overstaying its welcome and robbing you of sleep at night. Px is metabolized faster giving you energy when you want it and sleep when you don't

CAFFEINE & SLEEP

What Makes Px Coffee Truly Unique

MY CAFFEINE STRUGGLE

“Caffeine failed me, so I built something better.”

Like millions, I relied on caffeine to get through the day—until I realized it was a crutch. Instead of giving me energy, it left me anxious and burned out. When I couldn’t find a better alternative, I was forced to make one. Px Coffee was born from a simple idea: energy should work with your body, not against it.

Jeffrey Dietrich, PhD
Founder & CEO

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EXPERT BACKED

Backed by the National Science Foundation

Smarter coffee is better coffee. Bringing Px Coffee to life was about revolutionizing how we experience energy.

The National Science Foundation believed in that vision, awarding us two research grants, including $1M in 2025, to develop this science-backed breakthrough. Px isn’t just another coffee—it’s a product rooted in research, innovation, and real results.

About Px

AWARD WINNING

Better Benefits AND Great Taste

We didn’t just create a new coffee—we created an award-winning innovation. Px Coffee was named Best New Product by the Specialty Coffee Association, recognizing it for both its benefits and exceptional coffee quality.

Proof that better energy and more restful sleep can also taste as smooth and refined as it makes you feel.

Experience the Difference

PATENTED

A Breakthrough In Coffee Innovation

The only Px Coffee on the planet—patented, exclusive, and designed to work with your body, not against it.

Smooth energy. No hijacked stress system. No caffeine crash. Just a better coffee experience.

US Patents 11,872,232 and 12,178,820

Crafted with Care, Guaranteed to Satisfy

It's on us if you don't love it.

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Mold

Free

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Px is a gras

INGREDIENT

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freshly roasted,

always

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money-back

guarantee