What is the Dexcom G7 15 Day System?

The Dexcom G7 15 Day Continuous Glucose Monitoring (Dexcom G7 15 Day) System is Dexcom’s newest, longest-lasting^{*, †,1}, and most accurate¹ continuous glucose monitoring (CGM) system. It is designed to provide real-time glucose readings for an industry-leading^*,1 15.5 days^†.

The Dexcom G7 15 Day CGM is a small, wearable sensor that sends accurate, real-time glucose readings to the Dexcom G7 Continuous Glucose Monitoring (Dexcom G7) System app or receiver every five minutes. No fingersticks^§ or scanning required.
 

Your patients will see their glucose trends right on their phone^‡, making it easier to make better diabetes management decisions^||. CGM use is proven to lower A1C and increase time in range^2-6.

All Dexcom G7 CGM Systems also offer customizable alerts that can warn of high or low glucose levels and allow you to share your glucose numbers with your followers^¶. The Dexcom G7 15 Day system is also part of the most connected CGM in the world⁷ with real-time connectivity that can drive automated insulin delivery (AID) systems, connect with wearables like Apple Watch^®#, and integrate with popular digital health apps.
 

To learn more about Dexcom G7 15 Day, see here.

* Excludes implantable CGM systems. † A study was conducted to assess the sensor life where 73.9% of sensors lasted the full 15 days. When using the product per the package labeling, approximately 26% of sensors may not last for the full 15 days. § Fingersticks required for diabetes treatment decisions if symptoms or expectations do not match readings. ‡ Compatible smart devices sold separately: dexcom.com/compatibility. ||Event logging only available in the Dexcom G7 app ¶ Separate Dexcom Follow app and internet connection required. # Compatible smartphone is required to pair a new Dexcom G7 sensor with a compatible Apple Watch. To use Share/Follow your compatible Apple Watch must be connected to the internet via Wi-fi.
 

1 Dexcom Data on File 2025. 2 Beck RW, et al. JAMA. 2017;317(4):371-378. 3 Beck RW, et al. Ann Intern Med. 2017;167(6):365-374. 4 Martens T, et al. JAMA. 2021;325(22):2262-2272. 5 Laffel LM, et al. JAMA. 2020;323(23):2388-2396. 6 Welsh JB, et al. J Diabetes Sci Technol. 2024;18(1):143-7. 7 Dexcom Data on File 2025.