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Fit for Duty Cognitive
Impairment Testing

DRUID applies neuroscience to assess a user’s level of cognitive and motor impairment 


Our Vision

We’re Changing the Way the World Thinks About Impairment Testing

Impairment Science, Inc. is a leading developer and provider of patent-pending technology for the detection of cognitive impairment. The company’s flagship product, DRUID®, is a mobile app that tests for cognitive and motor impairment from any cause. DRUID provides a means for businesses and other organizations to assess the impairment of their employees and members.

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Pedestrians from an Ariel View

Impairment by the Numbers


of adults battle an illicit drug disorder


of employers are concerned about alcohol, drugs, mental health, and stress in the workplace (NSC)


of workplace injuries are attributable to fatigue (NSC)


U.S. states have legalized medical marijuana, and 21 allow for recreational use.

Validated by Scientific Research

Developed over seven years of research, the DRUID app is the only technology that has three published, peer-reviewed scientific studies validating its accuracy. It has been field-tested for accuracy and calibrated to standards for impairment associated with measured levels of blood alcohol. Researchers around the world are using DRUID as a quick and accurate impairment testing device. 



DRUID is available for download at the Apple and Google Play stores with a - 14-day free trial period ​​​


DRUID Enterprise

The DRUID app integrates with DRUID Enterprise, ISI’s scalable, online management portal and database which provides real-time monitoring and analysis of employees’ or other participants’ DRUID scores.

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Case Study

A different approach, using a new method of assessing fit for duty

Wilmot Modular Structures has been an industry leader in the distribution, sales and leasing of portable, prefabricated, mobile offices, custom modular buildings, and ground-level storage containers. To ensure safety in their growing operation and screen for any kind of impairment, including fatigue, they looked to DRUID.

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