Managing diabetes can be challenging, especially when it comes to monitoring blood glucose levels. However, with the development of continuous glucose monitoring (CGM) technology, people with diabetes now have more options for monitoring their blood glucose levels. One of the most popular CGM devices on the market is the FreeStyle Libre sensor. In this blog post, we will explore the different characteristics of the various FreeStyle Libre sensors and why they are essential for diabetes management.
What is FreeStyle Libre?
FreeStyle Libre is a type of CGM device that helps people with diabetes monitor their blood glucose levels. The FreeStyle Libre line includes the smallest and thinnest sensor, which you can wear for up to 14 days. The sensor continuously measures glucose levels in the interstitial fluid and transmits this information to the reader.
There are several types of FreeStyle Libre sensors, each with unique characteristics.
FreeStyle Libre 1
The FreeStyle Libre 1 sensor is the original version of the FreeStyle Libre sensor, and it’s designed to make glucose monitoring easier for people with diabetes.

Also includes a comprehensive report that provides a detailed picture of a user’s glucose levels over time. The report provides glucose trends, time in range, and a daily summary, helping users and healthcare professionals make informed decisions.
FreeStyle Libre 2
The FreeStyle Libre 2 is the newest addition to the FreeStyle Libre line of sensors.

Also, it includes glucose alarms, in addition to all the original features. The alarms alert users when their glucose levels are too high or too low. This feature can be especially helpful for people who have difficulty detecting when their glucose levels are out of range.
FreeStyle Libre 3
The FreeStyle Libre 3 is the latest sensor from Abbott, the company that produces the FreeStyle Libre. It is the smallest and thinnest sensor in the FreeStyle Libre line. People with diabetes can wear it for up to 14 days.

It also has the fastest scanning time of any FreeStyle Libre sensor, with results appearing in as little as one second. The FreeStyle Libre 3 includes glucose alarms, that alert users when their glucose levels are too high or too.
FreeStyle Libre Pro
Healthcare professionals use the FreeStyle Libre Pro to monitor their patients’ glucose levels, as it is a professional version of the FreeStyle Libre sensor. The Pro sensor is designed to be worn for up to 14 days and provides healthcare professionals with a detailed report of a patient’s glucose levels over time. Healthcare professionals can use this information to inform a patient’s diabetes management plan.