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Shop Kratom Seltzers & Ready-to-Drink Kratom Beverages

Kratom seltzers are carbonated, ready-to-drink Kratom drinks infused with a precise dose of mitragynine (MIT),  the naturally occurring alkaloid in the Kratom leaf. No powder to measure, no capsules to count, no bitter "toss-and-wash." Just crack a can.

Professor Whyte’s K-Plex Kratom Extract Seltzers bring clearly labeled MIT content into a convenient, ready-to-drink beverage format backed by third-party testing. There is no measuring, mixing, steeping, or brewing required. Each 12 oz can is alcohol-free, made with a plant-based formula, and available in Root Beer or Cherry Limeade, with 50mg and 150mg MIT options across the lineup.

K-Plex 150MG MIT Cherry Limeade Kratom Seltzer

Type: Kratom Seltzer

K-Plex 150MG MIT Cherry Limeade Kratom Seltzer

Regular price $144.00
Sale price $144.00 Regular price
K-Plex 150MG MIT Root Beer Kratom Seltzer

Type: Kratom Seltzer

K-Plex 150MG MIT Root Beer Kratom Seltzer

Regular price $144.00
Sale price $144.00 Regular price
K-Plex 50MG MIT Root Beer Kratom Seltzer

Type: Kratom Seltzer

K-Plex 50MG MIT Root Beer Kratom Seltzer

Regular price $96.00
Sale price $96.00 Regular price
K-Plex 50MG MIT Cherry Limeade Kratom Seltzer

Type: Kratom Seltzer

K-Plex 50MG MIT Cherry Limeade Kratom Seltzer

Regular price $96.00
Sale price $96.00 Regular price
Professor Whytes Kratom

What Are Kratom Seltzers?

A Kratom seltzer is a carbonated, ready-to-drink Kratom beverage made with Kratom-derived ingredients, typically in a flavored canned format. Unlike loose powder, brewed tea, or drink mixes, it requires no measuring, steeping, or mixing before use.

Kratom Seltzers are:

  • Pre-dosed: 50mg or 150mg of lab-verified mitragynine per can
  • Alcohol-free: a functional drink, not a hard seltzer
  • Third-party lab-tested: every single batch, for potency and purity
  • Plant-based & gluten-free: clean label, no artificial fillers
  • AKA GMP Qualified: made to American Kratom Association standards
Professor Whytes Kratom

What Are Kratom Drinks?

"Kratom drinks" is the broader category that Kratom seltzers belong to. It covers any ready-to-drink or drinkable format of Kratom extracts, including:

  • Kratom seltzers: carbonated, pre-dosed, flavored 
  • Kratom shots: small, highly concentrated liquid Kratom extracts
  • Kratom tea: brewed from leaf or powder, hot or cold
  • Kratom powder drinks: powder mixed into water, juice, or a smoothie

Among these, Kratom seltzers have become the fastest-growing format, and it's easy to see why. Kratom beverages have moved from niche head-shop powders into a genuine functional-drink category sitting alongside energy drinks, hard-seltzer alternatives, and adaptogenic sodas. 

Seltzers combine the precise dosing of a shot with a flavor and mouthfeel people actually enjoy, minus the alcohol. For most people looking for a Kratom drink, a seltzer is the easiest place to start.

Professor Whytes Kratom

Explore Professor Whyte’s K-Plex Kratom Seltzers

Professor Whyte’s K-Plex Kratom beverages come in two flavors and two clearly labeled Mitragynine options. Each 12 oz can is alcohol-free and ready to drink, making it easy to compare products by flavor and Mitragynine content before choosing.
Product Flavor MIT Per Can Size Alcohol-Free
K-Plex Root Beer Root Beer 50mg MIT 12 oz Yes
K-Plex Root Beer Root Beer 150mg MIT 12 oz Yes
K-Plex Cherry Limeade Cherry Limeade 50mg MIT 12 oz Yes
K-Plex Cherry Limeade Cherry Limeade 150mg MIT 12 oz Yes

Prefer a lower or higher-labeled MIT option? The K-Plex lineup includes both 50mg and 150mg MIT formulations in the same 12 oz canned format, making it easy to compare products by stated MIT content and flavor.
Professor Whytes Kratom

50 mg vs 150 mg MIT: Which Strength Is Right for You?

Professor Whyte's K-Plex Kratom Seltzers are available in two labeled MIT formulations. Comparing the options comes down to the amount of mitragynine listed per can and the product specifications provided on the label.

Feature 50 mg MIT K-Plex 150 mg MIT K-Plex
MIT Content 50mg per can 150mg per can
Can Size 12 oz 12 oz
Format Ready-to-drink Kratom seltzer Ready-to-drink Kratom seltzer
Available Flavors Root Beer, Cherry Limeade Root Beer, Cherry Limeade

New to Kratom? Start with a 50mg can, go slow, and see how you feel before reaching for more.
Professor Whytes Kratom

Kratom Seltzer vs Other Kratom Drinks

When comparing the best Kratom drinks for your preferences, consider preparation, portability, carbonation, taste, and product labeling.
Feature Kratom Seltzer Kratom Shot Kratom Tea Kratom Drink Mix
Format Carbonated canned beverage Concentrated liquid bottle Brewed beverage Powdered mix
Preparation Ready-to-drink Ready-to-drink May require brewing Requires mixing
Packaging 12 oz can format Small bottle format Tea bag, powder, or bottled format Packet or container
MIT Information Listed according to product labeling Listed according to product labeling Depends on preparation and product Depends on formula
Beverage Style Sparkling beverage Concentrated liquid Tea-based drink Customizable drink
Kratom seltzers hit the sweet spot. The exact dosing of a shot, the convenience of a can, and a flavor people actually look forward to. That's why they've become the most popular Kratom drink for newcomers and daily users alike.
Professor Whytes Kratom

Lab-Tested, AKA-Qualified Quality

Kratom sits in a lightly regulated market, so third-party testing isn't a nice-to-have; it's the whole ballgame. Professor Whyte's tests every batch through an independent laboratory for:

  • Mitragynine potency: confirming the 50mg or 150mg on the label is what's actually in the can
  • Contaminants: screening for heavy metals and microbial content

We're also AKA GMP Qualified, meeting the American Kratom Association's Good Manufacturing Practice standards. When you're choosing any Kratom drink, batch-level lab testing and AKA qualification are the two signals that separate serious brands from the rest.

Why Choose Professor Whyte's Kratom Seltzers?

Plenty of brands now sell Kratom drinks. Here's what sets Professor Whyte's K-Plex Seltzers apart.

<h3>Precise, pre-dosed mitragynine</h3>

Precise, pre-dosed mitragynine

Every can states its exact MIT content: 50mg or 150mg. No estimating, no measuring, no "somewhere between." You know what you're getting, every time.

<h3>Third-party lab-tested, every batch</h3>

Third-party lab-tested, every batch

We test every production run through an independent lab for mitragynine potency and contaminants, then make the results available. Not "tested once" but every batch.

<h3>Flavors that don't taste like Kratom</h3>

Flavors that don't taste like Kratom

If you're not 100% satisfied with your purchase, contact our customer support team and we'll make it right - no hassle, no complicated hoops. Your satisfaction is genuinely our priority, not just something we say on a website.

<h3>Alcohol-free, plant-based, gluten-free</h3>

Alcohol-free, plant-based, gluten-free

A clean-label functional beverage. No alcohol, no gluten, no animal products, no unnecessary fillers.

<h3>AKA GMP Qualified</h3>

AKA GMP Qualified

Professor Whyte's meets American Kratom Association Good Manufacturing Practice standards, a meaningful quality bar in a largely unregulated space.

See What Our Customers Say About Us

from 218 reviews

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Anonymous

Verified Buyer

Best ever!

This is the best Kratom I have tried ever. I have been trying to find the “one” and this is it!

Anonymous

Verified Buyer

So far so good

I actually felt a significant difference in my arthritic shoulders. Was surprised. I don’t recommend taking close to bedtime or having to get in a car. Like taking an opioid.

Anonymous

Verified Buyer

Amazing product

The 6 dose 450mg is what my wife and I use. We get the auto ship every 2 weeks. Better prices here for one and the using this product truly helps with pain, lack of energy.

Anonymous

Verified Buyer

Works great

Kratom helps with pain. It works better than a previous brand that I have used. The kratom seems of high quality. I recommend

Frequently Asked Questions About Kratom Seltzers

Disclaimer: You must be 21 or older to purchase Professor Whyte's products. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Kratom availability is subject to local, state, and federal laws. By purchasing, you confirm compliance with applicable regulations in your area.