The Market Leader in Saliva Hydration Testing

With millions of tests sold, MX3 is enabling real-time hydration screening for customers around the world

Hydration Testing for a Global Market

From global enterprises to frontline field crews to championship-winning teams, people around the world are benefiting from MX3’s portable saliva tests.

Run spot checks for hydration status or screen an entire group, identify at-risk people and improve rehydration policies.

Lab-Accurate Measurements in the Palm of Your Hand.

MX3 matches the technology and reliability of laboratory osmolarity testing (SOSM) previously only available via larger, heavier and more expensive equipment.

We didn’t invent SOSM. We revolutionized making this testing accessible.

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Portable Testing

The MX3 LAB is a handheld device that uses simple saliva tests with accuracy on par with urinary testing.

Tracking and Reporting

Working with the MX3 App and online portal, get immediate reports or track health over time, for one user or hundreds.

Laboratory Quality Data

The MX3 LAB delivers highly accurate, dependable results without the waiting.

Cross Sector Solution

With multiple testing options, the LAB’s applications are diverse and expanding.

Certified for Data Security & Compliance

Hydration Test

A simple saliva test shows any fluid deficit to determine hydration levels and can be compared to an athlete’s Optimal Hydration Zone (OHZ).

Sweat Test

A simple saliva test shows any fluid deficit to determine hydration levels and can be compared to an athlete’s Optimal Hydration Zone (OHZ).

HYDRATED < 65 mOsm

MILDLY DEHYDRATED 65-100 mOsm

MODERATELY DEHYDRATED 100-150 mOsm

SEVERELY DEHYDRATED > 150 mOsm

LOW < 750 mg/L

MODERATE 750-1100 mg/L

HIGH 1100-1450 mg/L

VERY HIGH > 1450 mg/L

Test Anytime, Anywhere.

The days of waiting for laboratory results are over. Get results when you need them the most.

Whether you are in the field or on the go, the MX3 LAB provides you with the data you rely on to make time-sensitive decisions to keep your team healthy, safe, and ready to deliver their optimal performance.

How it Works

Seamless Setup, Effortless Operation

MX3 is designed to work right out of the box with minimal training or setup. Our platform simpliﬁes every step—from ﬁrst use to full rollout across teams. Reliable, intuitive, and ready to scale when you are.

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Committed to Data Security & Compliance

We take data protection seriously. Our systems are HIPAA Compliant and certified for SOC 2 Type I by Thoropass, ensuring we meet the highest standards for security, privacy, and operational integrity.

Worker Safety

Handheld, easy-to-use equipment allows workers in even the harshest or most remote conditions to track and monitor hydration to ensure their health and safety.

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