Px Cold Brew | Caffeine Alternative Clean Energy Drink with Paraxanthine – Rarebird Coffee
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# Ready-to-DrinkPxCoffee
Sale price$45.00Regular price$60.00
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21 reviews
Ready-to-Drink Px Coffee in two canned options: bold Px Cold Brew and creamy Px Oatmilk Latte. Each can contains 60mg of Px for smooth, steady energy without the usual caffeine jitters. Shelf-stable and ready whenever you are.
The Px Difference
~~~~
Sharper
Clear Focus
Steadier
Balanced Boost
Sounder
Sleep-Friendly
~~~~
Flavor
Flavor:
Cold Brew
- Cold Brew
- Oatmilk Latte
Pack Size
Pack Size:
12 Pack
- 12 Pack
- 24 Pack
QuantityAdd to cart
- $45.00
Sold Out - Notify me when it’s available
Pairs well with
[Whole Bean Px Coffee](/content/products/whole-bean-px-coffee?pr_prod_strat=pinned&pr_rec_id=fbd315141&pr_rec_pid=9247871402242&pr_ref_pid=9006023180546&pr_seq=uniform/index.html)
From $30.00
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[Ground Px Coffee](/content/products/ground-px-coffee-1?pr_prod_strat=pinned&pr_rec_id=fbd315141&pr_rec_pid=9317386125570&pr_ref_pid=9006023180546&pr_seq=uniform/index.html)
From $30.00
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[Px Coffee Pods](/content/products/px-coffee-pods-box?pr_prod_strat=pinned&pr_rec_id=fbd315141&pr_rec_pid=8777986343170&pr_ref_pid=9006023180546&pr_seq=uniform/index.html)
From $40.00
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Freshly Roasted
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Ready-to-Drink Px Coffee
Cold Brew / 12 Pack
Sale price$45.00Regular price$60.00
Add to cart
## _Everything You’re Wondering_
What makes Px Coffee different?
Px (paraxanthine) is what your body turns most caffeine into—about 80% of it. Rarebird skips the middleman, using Px directly to deliver clearer focus and smoother, steadier energy—without caffeine’s spikes or long-lasting edge.
Will I still feel energized?
Yes. Px works on the same brain receptors that make caffeine energizing — but without the overstimulation that can cause jitters or crashes.
Will it affect my sleep?
Px has a shorter half-life than caffeine and doesn’t trigger the same stress-hormone response, which makes it much less likely to disrupt sleep.
What does it taste like?
It tastes like great coffee — because it is. We use high-quality specialty beans that brew smooth, balanced, and satisfying.
## RealResultsfromRealSubscribers
Why Px Coffee Subscribers stay around: unlocking focus, flow and full potential.
99%
Smooth energy, no crash
97%
No negative impact to sleep
97%
Calm focus, no added stress
95%
Gut-friendly, calm stomach
Based on a Sept. '25 customer survey
I feel like my focus is back. Mornings flow instead of fighting against me—finally, balance restored.
Beth M.
Px Coffee helped me find my groove again—steady focus, smooth energy, and no more 2 p.m. crash.
Kathryn L.
With Px, I can work, work out, and still sleep fine. It keeps my whole day in sync.
Jodi S.
This is what coffee was supposed to feel like—clear, focused energy without the chaos.
Donna H.
I didn’t realize how jittery regular coffee made me until this. Now my mornings feel calm but productive.
Hayley S.
## ThePxShift
Energy isn’t meant to spike — it’s meant to stabilize. Here’s how that shift typically unfolds.
1st Cup
## SmoothFromtheStart
You’ll likely notice the difference right away. Clear, steady alertness without the sharp rush or wired feeling caffeine can bring. It feels like coffee — just smoother, more controlled, and easier on your system.
1st Week
## ConsistencyKicksIn
After a few days, the rhythm starts to shift. Energy feels more even throughout the day, with fewer dips in the afternoon. You may find yourself thinking less about timing your next cup — and more about getting things done.
1st Month
## StablebyDefault
By now, it doesn’t feel like a “boost” — it just feels normal. Focus stays steady, mornings feel clean, and your sleep doesn’t feel disrupted by what helped you power through the day. It’s less stimulation, more stability.
Page 11st CupPage 21st WeekPage 31st Month
Need help?
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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## GreatCoffeeComesFirst
We start with high-quality, single-origin Colombian specialty coffee beans roasted for balance, smoothness, and everyday drinkability — because better energy should still taste like great coffee.
The caffeine is gently removed before Px is infused, creating coffee designed for smoother, steadier energy.
- Freshly roasted
- Specialty-grade beans
- Independently tested for purity & mycotoxins
## Customer reviews
5
/ 5
21 reviews
5
95%
4
5%
3
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Reviews21Questions0
All ratings1 star2 stars3 stars4 stars5 starsWith media
2 months ago
Tami E.
Verified buyer
I’m addicted. This stuff is AMAZING
3 months ago
Kevin B.
Verified buyer
Gave these a try since I'm a regular drinker of the espresso grind Px. I enjoyed them. Easy for an on-the-go drink. Smooth energy/focus as the regular coffee. Expected the taste to be 'oatmeal-ly' but it wasn't overpowering at all. Happy with the overall product. Will get more for those hot summertime days.
5 months ago
Christie K.
Verified buyer
Try some
7 months ago
Alexander H.
Verified buyer
The cold is not good but the Px is infinitely preferable to caffiene. I mean it's like night and day the way I can tolerate the energy boost from caffiene (or in this case Px). Highly recommend for work, particularly those who work late. This is energy boost is much calmer, and per my own independent research, much easier to regulate for late night working since the half life of Px is more consistent than caffiene (which is highly variable thanks to individual genetics + metabolism).
7 months ago
Ron M.
Verified buyer
Love the new Oat Latte flavor. Drink it later in the day and experience increased focus and still able to sleep when I'm supposed to!
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## FAQs
Please read our [FAQs](https://help.rarebird.coffee/en-US "https://help.rarebird.coffee/en-US") page to find out more.
How does Px Coffee compare to regular coffee?
Px Coffee delivers the focus and alertness people look for in coffee, but with a smoother and steadier experience. Because it’s powered by paraxanthine instead of caffeine, many people find they avoid the jitters, crashes, and sleep disruption that often come with traditional coffee.
How does Px Coffee typically feel?
Most people describe the experience as clean, steady alertness. You’ll still feel awake and focused, but without the wired or overstimulated feeling that caffeine can sometimes create.
Can I brew Px Coffee the same way as regular coffee?
Yes. Brew it exactly the way you normally would — drip machine, pour-over, French press, espresso, or any method you prefer.
What kind of coffee beans do you use?
Rarebird starts with high-quality, single-origin Colombian specialty coffee beans roasted for balance, smoothness, and everyday drinkability.
What’s the difference between whole bean and ground?
Ground coffee is ready to brew immediately and was our original format. Whole bean lets you grind fresh at home, giving you more control over grind size and the freshest possible cup.
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