Professor Whyte's K-Plex Kratom Seltzer - Root Beer

Professor Whyte's K-Plex Kratom Seltzer in Root Beer is the boldest way to enjoy a kratom extract drink—delivering the nostalgic taste of classic root beer in a crisp, lightly carbonated 12 oz can. Available in two strengths (50mg and 150mg Mitragynine per can), K-Plex is purpose-built for kratom users who want precise, lab-verified dosing without compromising on flavor or convenience.

Classic root beer flavor meets modern botanical refreshment in every sip. This smooth, easy-to-drink kratom seltzer is crafted for those who want a flavorful alternative to sugary sodas and traditional kratom powders or shots—delivering nostalgic root beer notes with a clean, refreshing finish and zero syrupy aftertaste. Just smooth bubbles, bold flavor, and measured Mitragynine content in a familiar format.

The K-Plex formula is alcohol-free and plant-based, making it a versatile pick for everyday kratom enthusiasts and extract veterans alike. Whether you're reaching for the entry-level 50mg MIT option or stepping up to the more potent 150mg MIT strength, each can offers a consistent and reliable kratom extract experience you can count on. No measuring, no mixing, no mess—just crack, sip, and enjoy.

Professor Whyte's is a well-established kratom brand known for premium quality, innovation, and clean formulations across its entire K-Plex product line. From extract shots to gummies, every Professor Whyte's product is designed with precise dosing and consistent potency at its core—and the K-Plex Kratom Seltzer is no exception. It's the natural evolution of the kratom beverage format: sessionable, approachable, and genuinely delicious.

This product is intended for adult use only. Kratom availability is subject to local, state, and federal laws. By purchasing, you confirm compliance with applicable regulations in your area. Not intended to diagnose, treat, cure, or prevent any disease. These statements have not been evaluated by the FDA.

Product Highlights:

• Professor Whyte's K-Plex Kratom Extract Seltzer
• Classic Root Beer Flavor
• Available In 50mg & 150mg Mitragynine (MIT) Per Can
• Crisp, Lightly Carbonated Formula
• No Syrupy Aftertaste — Clean Refreshing Finish
• Alcohol-Free & Plant-Based
• Precise, Consistent MIT Dosing Per Can
• 12 oz Canned Format — Ready To Drink
• No Measuring Or Mixing Required
• Ideal For Both New & Experienced Kratom Users
• For Adults 21+ Only

Product Specifications:

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NOTE: This product cannot ship to certain states and/or regions. To view a full list of shipping restrictions, visit our Shipping Policy by clicking here.

50mg Lab Results

150mg Lab Results