Does Lingo measure Ketones? Not yet, however, we are working on solutions for Lingo to measure other key biomarkers like ketones and lactate. Currently, we don’t have a launch date for new biomarkers but stay tuned. Please check www.hellolingo.com for future updates. Related articles Is Lingo the same as Freestyle Libre? Do you really need a CGM to tell you what foods will cause glucose spikes? Why does my new biosensor give higher or lower glucose readings than my previous biosensor? What is Lingo? Will further biomarkers be added?