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The power to change how your child lives with diabetes

With the Dexcom ONE Continuous Glucose Monitoring System, it only takes a quick glance at a compatible smartphone to know your child’s number and where it’s headed°, 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.

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Continuous Glucose Monitoring

You can continuously monitor your child’s glucose level and trend on a compatible smartphone°. 

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Approved for 2 years and above

The Decom ONE system can be used by anyone from the age of 2 and older.

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High & Low glucose alerts

The Dexcom ONE app can alert you whenever your child’s glucose rises or falls outside of customised High and Low glucose levels.

Inserting the sensor is quick and easy!

Thanks to the sensor auto-applicator, it only takes the push of a button to insert the sensor's wire in an instant beneath the skin. In a study, 84% of Dexcom users reported painless sensor insertionˣ. 

Three options for sensor placement

For anyone ages 2 to 17, the Dexcom ONE sensor can be worn in three different locations, giving your child more flexibilty.

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Upper Buttocks

This location may be more adapted for skinny or very young children.

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Back of upper arm

This location is easy to reach and may be an ideal option for children who are active.

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This location is more discrete and can be easily covered with clothing.

Is your smartphone compatible?

In order to use to use the Dexcom ONE app, you first need to ensure that it your smartphone's model and operating system are compatible with our app.

If you do not have compatible smartphone you can use the Dexcom ONE receiver to view your glucose readings and trends. Learn more about the Dexcom ONE receiver here 

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. 

° For a list of compatible devices, visit

ˣ Shah VN, et al. Diabetes Technol Ther. 2018;20(6):428–433.