Your learning journey with
Dexcom ONE
Follow these simple steps to discover what you need to know about setting up and using your Dexcom ONE real-time Continuous Glucose Monitoring (CGM) System.
Dexcom is here to support you on your journey with us, we’ll show you how to get the best out of your Dexcom ONE and where to find additional help and guidance.
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Learn the basics of Dexcom ONE Continuous Glucose Monitoring (CGM)

Understanding your diabetes and how to manage it effectively is an essential part in improving long-term complications. These short education videos will provide you with the basics you should know about diabetes melitus, insulin therapy, how Continuous Glucose Monitoring (CGM) works can help you manage your diabetes journey.
Introduction to Continuous Glucose Monitoring
What is Diabetes?
Insulin and Diabetes Management
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Using your smartphone?

Dexcom real-time CGM systems work only with the smartphones listed on our compatibility page.*
  • check compatibility
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Ready to get started?

Now you know how real-time CGM can help, itʼs time to set up your Dexcom ONE system.
*For a list of compatible smart devices, visit

LBL-1000330 Rev002

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