Can I use Lingo if I'm on insulin? No, Lingo is not intended for diagnosis or management of any disease including diabetes. Consult with your doctor to discuss which Abbott product is right for you. Related articles Is Lingo the same as Freestyle Libre? Does Lingo measure Ketones? What is the glucose range that Lingo shows? Will this impact the supply of CGMs for the diabetes community? Why does my new biosensor give higher or lower glucose readings than my previous biosensor?