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Discover Dexcom's range of real-time Continuous Glucose Monitoring (rtCGM) systems

Dexcom rtCGM systems send automatic real-time readings to your smart device or receiver. So regardless of what type of diabetes you are living with, there's a Dexcom system that's right for you.
With Dexcom rtCGM, you can keep on top of your glucose levels, empowering you to spend more time in range and live a healthier, more confident life. 
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The Dexcom Difference
Dexcom CGM is the only system that is approved for type 1, type 2 and gestational diabetes for aged 2 years and over.
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Real-time continuous glucose readings

No fingerpricks* and no scanning ever!
*If your glucose alerts and readings from the Dexcom CGM do not match symptoms or expectations, use a blood glucose meter to make diabetes treatment decisions.
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Exceptional Accuracy5,6

Dexcom G7 and Dexcom One+ are our most accurate CGM systems5,6 giving people living with diabetes the confidence to make informed treatment decisions.
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Customisable Alerts

Notifying you of highs and lows.
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Proven Results

Lowered HbA1c and improved time-in-range.‖,1-5
Simple Glucose Monitoring

Most Simple Glucose Monitoring

Minimal training, maximum benefits, making it a valuable addition to your diabetes management.

Share your Data

Share your glucose data with family and friends to monitor remotely, affording you and your circle of support greater peace of mind.##

Find the Dexcom rtCGM that’s right for you!

Whatever your diabetes needs are, we have a real-time CGM for you. Explore our range of products.
  • Find the Dexcom CGM for You
Dexcom ONE CGM for T1 and T2 Diabetes using Insulin

Our most affordable and easy CGM

For people with diabetes who only want essential glucose insights; 5 glucose alerts.
Dexcom G7 for T1 diabetes

Our most advanced yet simple CGM

For people with diabetes who want to be connected to insulin delivery systems and have access to advanced alert settings; 9 glucose alerts including urgent low soon (ULS)​
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Downloads and Guides

Need help getting started or want to see the product user guide? Go to our downloads and guides section for help.
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Frequently Asked Questions

Do you have questions about your Dexcom CGM system? Read the most commonly asked questions on our FAQ pages.
Always read the label and use only as directed. Read the warnings available on dexcom.com/en-NZ/downloadsandguides before purchasing. Consult your healthcare professional to see if this product is right for you.
*If your glucose alerts and readings from the Dexcom CGM do not match symptoms or expectations, use a blood glucose meter to make diabetes treatment decisions
† Smart device sold separately. For a list of compatible smart devices, visit
dexcom.com/compatibility.
‡ Optional receiver sold separately.
‖ Time in range was defined as 3.9-10 mmol/L
** Dexcom G7 is compatible with a selection of insulin pumps, including the Tandem X2™ t:slim.
## Separate Follow app and internet connection required
1 Beck RW, et al. JAMA. 2017;317(4):371-378.
2 Beck RW, et al. Ann Intern Med. 2017;167(6):365-374.
3 Martens T, et al. JAMA. 2021;325(22):2262-2272.
4 Laffel LM, et al. JAMA. 2020;323(23):2388-2396.
5 Welsh JB, et al. J Diabetes Sci Technol. 2022:19322968221099879.
6 Garg SK, et al. Diabetes Technol Ther. 2022;24(6):373-80.
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