Introduction to Dexcom ONE CGM System

Setting Up Sharing and Dexcom Clarity

How do I log in to Dexcom Clarity?

You must have a Dexcom account to use Dexcom Clarity. You must use the same Dexcom account for all your Dexcom devices
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How do I get to Dexcom Clarity?

Go to from an internet browser with internet connection. Review Clarity's list of computer and internet requirements if needed.

CGM and Daily Life

What is Continuous Glucose Monitoring (CGM)?

Dexcom Continuous Glucose Monitoring (CGM) tracks glucose levels throughout the day and night and can alert you if your levels go too high or low.

Common Dexcom CGM Questions

Can Dexcom sensors be calibrated?

All Dexcom products can be calibrated, but not required. All our systems are designed to work properly without calibrations. Calibration is therefore an optional function.

How does Dexcom ONE CGM System work?

Continuous Glucose Monitoring (CGM) systems track glucose levels throughout the day.

Will using Dexcom ONE change my diabetes management routine?

If you're already familiar with continuous glucose monitoring (CGM) systems, Dexcom ONE may or may not notably affect your day-to-day routine.

What material is the Dexcom filament and insertion needle made from?

The Dexcom insertion needle in all of our products is made of 304 stainless steel which includes 10% medical grade nickel.

Managing Your Online Account

How do I create a Dexcom user account?

If you do not have a Dexcom account, you can create one on the login page.

Who Can Use Dexcom CGM

How do I get Dexcom on prescription?

To find out if you are eligible to receive a Dexcom CGM System on the NHS talk to your Healthcare Professional. You can learn more about NHS funding for Dexcom.

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