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/uk for future updates. Related articles Is Lingo the same as Freestyle Libre? What if my biosensor comes off too soon? How do I recycle or dispose of my biosensor? Why do my Lingo results differ from results from finger stick test? What’s included with my Lingo subscription?