The people who do this prickess with a sensor and a phone app will make billions.
Smartphone test could help you track glucose, without the pain:
https://www.zdnet.com/article/smartphone-test-could-help-you-track-glucose-without-the-pain/
Plus these apps:
https://www.healthline.com/health/diabetes/top-iphone-android-apps
https://www.everydayhealth.com/hs/type-2-diabetes-care/diabetes-apps/