A new version of the Dexcom ONE app will be released soon. After the update, your low and high alert settings will be reset. Click here for more information

Woman raising one hand with index finger fully extended
Better diabetes management? It starts with ONE change.

Finally say goodbye to the pain and inconvenience of fingersticks*. With Dexcom ONE, you can continuously monitor your glucose levels through your compatible smartphone.°

*If your glucose alerts and readings from the Dexcom ONE do not match symptoms or expectations, use a blood glucose meter to make diabetes treatment decisions

David smiling leaning on bicycle
David
"Diabetes management can be a full time job. The Dexcom system makes it easier for me to achieve my treatment goals."
Chantal smiling pointing finger to Dexcom app
Chantal
"Getting an alert when I am going low makes a huge difference. It is such an improved peace of mind, especially at night."
Leen and daughter smiling with daughter showing Dexcom app.
Yasmine & Ilyas
"Having glucose accurate readings directly sent to your phone is just life changing. We can check as often as we want!"

Hands holding phone with Dexcom App
Continuous Glucose Monitoring

A continuous glucose monitoring system is a smart way to help you manage your diabetes.It measures your glucose continuously using a small sensor inserted just beneath your skin.

Man showing his phone with Dexcom app and Dexcom ONE sensor on his arm
Discover Dexcom ONE

Dexcom ONE keeps it simple. One small device and one simple app is all you need to continuously monitor your glucose levels with ZERO fingersticks.*

*If your glucose alerts and readings from the Dexcom ONE do not match symptoms or expectations, use a blood glucose meter to make diabetes treatment decisions


Give Dexcom ONE a try!
The Dexcom ONE starter kit

If you're new to the Dexcom ONE Continuous Glucose Monitoring System, this is the place to start. Our starter kit contains a sensor and a transmitter, for a trial up to 10 days. 


About Dexcom
A global leader in diabetes care

Dexcom, Inc. empowers people to take control of diabetes through innovative Conitnuous Glucose Monitoring systems. By listening to the needs of users, caregivers, and providers, Dexcom aims to simplify and improve diabetes management around the world.

°For a list of compatible devices, visit www.dexcom.com/compatibility.

*If your glucose alerts and readings from the Dexcom ONE do not match symptoms or expectations, use a blood glucose meter to make diabetes treatment decisions

CGM stands for Continuous Glucose Monitoring