What is FreeStyle Libre?

A glucose monitoring system that helps you live with diabetes – on your terms.
Person gardening outdoors while wearing a FreeStyle Libre glucose sensor, beside text explaining what the FreeStyle Libre system is.
A yellow butterfly icon.

Real-time readings

without fingersticks10.

FreeStyle Libre continuous glucose monitoring systems (CGMs) are small wearable sensors that sends accurate minute-to-minute glucose readings to your app or reader. Knowing your glucose can help lower your A1c27,47 over time.

Here’s how FreeStyle Libre can help you on your path to progress7.

The Libre sensor tracks your glucose levels, then sends data to your app13 or reader. 
Yellow graphic with an illustration showing how to easily apply a glucose sensor painlessly to the back of the upper arm.
Apply easily4,5

Apply the sensor painlessly to the back of your upper arm.

Yellow graphic showing an illustrated person pointing to glucose icons, highlighting real‑time readings and understanding glucose trends.
Gain insights

See your readings every minute and understand trends.

Yellow graphic with an illustrated person and a checkmark icon, highlighting taking action by making decisions based on glucose insights.
Take action

Make decisions knowing what impacts your glucose.

Yellow graphic showing two illustrated people high‑fiving, highlighting sharing glucose data to get support from loved ones or healthcare teams.
Get support

Share25 data with your loved ones and/or healthcare team.

See the impact of every meal, every workout, and every dose8.

Blood glucose monitors (BGMs) give you a snapshot of your glucose at a single moment. But a FreeStyle Libre CGM system continuously tracks your glucose for a complete picture17 of where it is, where it’s been, and where it’s going. So, you can make confident choices7.
Person wearing a glucose sensor checks a smartphone showing a glucose graph, illustrating how meals and exercise affect glucose.

Discover more about the FreeStyle Libre 2 System. 

The FreeStyle Libre 2 system is easy to use4 and offer excellent 14-day accuracy2 and proven clinical outcomes4,38,39.
A phone screen showing a person’s glucose trend with a FreeStyle Libre sensor next to it.
Person preparing food in a kitchen while wearing a FreeStyle Libre 2 glucose sensor, alongside text describing system features.

FreeStyle Libre 2 System

Designed to bring ease4,20 and insight17 to glucose monitoring.
  • Know your glucose levels and where they’re headed with a quick glance your smartphone8,34 – no fingersticks10
  • Easily see patterns in your readings to learn how food, activity, and insulin impact your glucose

Take advantage of an added level of support.

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ADC-101693 v3.0 Feb 2026