Pure Liquid Caffeine

Accurately Caffeinate Anything!

Buy Now

pure liquid caffeine for your pre workout increase focus and energy with caffeine from Kaffn8


compare to 5 Hour Energy Monster Energy and Red Bull


What is Kaffn8?

  • Kaffn8 is Pure Liquid Caffeine! 
  • Contains no flavors, colors, sugar, or sweeteners.
  • EZ-Dose Chamber accurately measures caffeine.

Why Use Kaffn8?

  • Make your own healthier energy drinks!
  • Add Kaffn8 to juices, water, sports drinks, flavored waters, or even a smoothie.
  • Add Kaffn8 to coffee or soda to boost caffeine.
  • YOU can take precise control of your caffeine intake, when you want it, how you want it.

Benefits of Kaffn8

  • Caffeinate Healthier alternatives to energy drinks, flavored coffees or sodas.
  • Zero Calories…Kaffn8 has no calories
  • No added colors, flavors, sugar or sweeteners.
  • SAVE $$$$. Kaffn8 costs less than 38 cents per serving.
  • With the EZ-Dose Chamber, accurately add just the amount of caffeine concentrate you want.
  • Kaffn8 is portable. Take your caffeine anywhere.

100% Satisfaction Guaranteed

Our Customers love Kaffn8, and we hope you will too.  But if you are not satisfied with our product, please contact us within 90 days from date of purchase, and we will arrange for return of the unused portion for a full refund.




FREE SHIPPING on all orders.


“5 Hour Energy®,” “Red Bull®,” “Monster®,” and the other trademarks and trade names on this page are the property of their respective owners.  Kaffn8 has no affiliation with these companies and this page is not endorsed by them.

Contains no flavors, colors, sugar, or sweeteners.



The EZ-Dose Chamber is only found on Kaffn8.

  • Remove the cap from the EZ-Dose chamber.

    Accurately measure your caffeine with the EZ-Dose Chamber
    EZ-Dose Chamber
  • Squeeze the bottle, and Kaffn8 flows into the chamber.
  • Fill chamber with the exact amount of caffeine you want.
  • Pour Kaffn8 directly into the beverage of your choice.
  • with Kaffn8, you choose how much caffeine you want to add.

How much are you spending on Energy Shots, Energy Drinks, or Coffeehouse Specialty drinks just to get your caffeine?
Would you like to cut back on sodas, but still get the caffeine you need? 
Kaffn8 contains the equivalent of 30 cans of Red Bull, 15 Monsters, or 12 Energy Shots!!

Kaffn8 is formulated and manufactured with the highest quality ingredients that have been chemically analyzed to confirm purity and potency.  Our founder is a pharmacist who understands the requirements for proper formulation and manufacturing, and who insists on the highest quality controls to ensure you only receive the best possible product.  

  • Kaffn8 contains only four ingredients: anhydrous caffeine and purified water, plus citric acid and sodium benzoate as preservatives.
  • The caffeine concentration of Kaffn8 is 10mg/ml, and each bottle contains 240ml.  
  • The 1/4 oz mark on the dosing chamber contains 7.5ml, which is 75mg caffeine.  The 1/2 oz mark contains 15ml, which is 150mg caffeine.

Please see the About Us page to learn more about the Kaffn8 story. 

You can purchase Kaffn8 with confidence in its quality and potency. 




FREE SHIPPING on all orders.


Make Your Own Energy Drinks!

Save $$

Compare Kaffn8 to the Costs of Energy Drinks
Compare Kaffn8 to Coffeehouse Specialty Drinks


Zero Calories

Kaffn8 has Zero Calories
Cut out Added Sugars & Sweeteners of Energy Drinks
Cut out the Added Sugars & Fats in Coffeehouse Specialty Drinks

Kaffn8 Healthier Drinks

Caffeinate Juices, Sports Drinks, Water,  or Smoothies for a Healthier Beverage, Without all the Additives in Energy Drinks


Control Your Caffeine

Kaffn8’s EZ-Dose Bottle lets you Precisely Control your Caffeine
Add Just the Amount You Desire, Add a Little or Add A 



make your own energy drinks with Kaffn8 pure liquid caffeine concentrate


Completely Portable

Our Customers Love Kaffn8!


100% Satisfaction Guaranteed

We hope you will love Kaffn8, but if you are not satisfied with our product, please contact us within 90 days from date of purchase, and we will arrange for return of the unused portion for a full refund.


FREE SHIPPING on all orders!

liquid caffeine is safer to use than caffeine powder

Never run out of Kaffn8 again!  Sign up for a Kaffn8 Subscription and choose how many bottles for us to deliver and how often you want them delivered.  It’s completely up to you and you can cancel anytime.




CAUTION: Do not exceed 400mg caffeine per day. Too much caffeine can cause nervousness, sleeplessness, and rapid heartbeat. Not for use by pregnant or nursing women, people sensitive to caffeine, or children under 18 years of age.  If you are taking medication and/or have a medical condition, ask your doctor before using.  Keep out of reach of children.  


Distributed by StayAlert Enterprises, LLC. 8080 Spanish Fort Blvd, Suite B, Spanish Fort, AL 36527