Wellness essentials, measured

Nature, quantified.

Sugar-free hydration with the sodium, potassium, and magnesium your body actually loses, lightly sweetened with monk fruit. Three flavors, one clean formula.

Shop electrolytes How it's made
Third-party testedEvery batch 0 g sugarMonk fruit sweetened Ships in 24hFrom Florida, USA
Variety · 3 flavors 12 sticks
Promix Electrolyte Drink Mix variety pack with three stick packs

Electrolyte Variety Pack

$24.99
Sodium1000 mg
Potassium200 mg
Magnesium60 mg

The lineup

Everything we stock.

How we work

Sourced from the ground.
Verified in the lab.

Most supplement brands pick one story: raw nature or clean science. We don't think you should have to choose. Every Kolsen product starts with a real input and ends with a number you can check.

Source

Minerals, not fillers

Himalayan pink salt with its 80+ trace minerals, plus potassium, magnesium, and a full day of vitamin C. No gums, fillers, or artificial anything.

Measure

Every batch, tested

Independent lab panels for heavy metals, microbials, and label accuracy. Certificates posted per lot.

Deliver

Made to be drunk daily

Helps ease cramps and headaches and keeps energy steady through workouts and fasts. Salty, not sweet — no stevia, no cane sugar — so it fits keto and long training days.

Questions

Straight answers.

What does Kolsen Labs sell?
Clean supplements and wellness products: sugar-free electrolyte drink mixes, functional mushroom products, and wellness essentials from brands we have vetted for ingredient quality and third-party testing.
Are the electrolytes sugar-free?
Yes. Promix Electrolyte Drink Mix has 0 g sugar and 0 g carbs, lightly sweetened with monk fruit. No stevia, cane sugar, or artificial sweeteners.
How much sodium is in one stick?
Each stick contains 1000 mg sodium from Himalayan pink salt, 200 mg potassium, 60 mg magnesium, and 111% of the daily value of vitamin C.
Where do orders ship from and how fast?
Orders ship from Florida, USA, within one business day. Shipping cost and delivery time are shown at checkout.
Can I return a product?
Unopened products can be returned within 30 days of delivery. Contact us with your order number to start a return.
Are the products third-party tested?
We only stock brands that publish independent third-party lab testing. Certificates of analysis are available on request by lot number.