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? How do I recycle or dispose of my biosensor? Why do my Lingo results differ from results from finger stick test? What if my biosensor comes off too soon? What’s included with my Lingo subscription?