Supports a healthy sleep quality
Promotes cognitive health and head comfort
Helps maintain normal blood pressure
Isotonix® Magnesium
Fuel Like a Champion, Sleep Like a Baby
Maintaining healthy levels of Magnesium is vital for your body and mind. It supports normal energy release, body temperature regulation, adaptation to stress, and much more.
Isotonix® Magnesium provides you with 100% RDV in an advanced formula that permeates quickly into your system. Essential for over 300 vital body functions.
This is the single most influential mineral in your body. Ensure you're getting enough of it to help you feel your best at work, play and rest!
Active Ingredients: Magnesium (as magnesium citrate and magnesium glycinate), potassium (as potassium bicarbonate).
Other Ingredients: Fructose, malic acid, citric acid, orange juice powder, orange flavor, passion fruit flavor, silicon dioxide, rebaudioside A (stevia leaf), luo han guo fruit extract, stearic acid.
Pairs Well With
Adequate magnesium intake plays a vital role in supporting cognitive health, including concentration, memory and overall mental clarity. In contrast, low magnesium levels have been associated with decreased focus, reduced cognitive performance, muscle discomfort and poor sleep quality. Isotonix® Magnesium is expertly formulated with two highly absorbable forms of magnesium — citrate and glycinate — to maximize bioavailability and support optimal absorption. Each serving delivers 100% of the recommended daily value, helping you maintain healthy magnesium levels for cognitive support, muscle relaxation and restful sleep.
Magnesium is essential for a healthy lifestyle! Working in harmony with calcium, it helps regulate your heart and maintain normal blood pressure. But that’s not all—magnesium also supports your body’s ability to build strong bones and teeth and promotes proper muscle development. When combined with calcium and vitamin D, magnesium helps keep your bones resilient and healthy, so you can stay active and feel your best every day!
Experience more than just an electrolyte booster. Unlike the magnesium we acquire from food, our highly bioavailable formula ensures superior absorption for faster, noticeable results. Feel the difference with Isotonix Magnesium!


Pour one small capful (3.3 g) of Isotonix Magnesium into your favorite cup.
Add 2 fl oz of water for each capful and mix.
For best results, take twice daily — one capful in the morning and evening. If mixed with other Isotonix products, add 2 oz of water for each capful.
*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.