https://www.testing.com/news/have-diabetes-take-care-when-preparing-lab-tests/
https://www.medicalnewstoday.com/articles/323910
https://msutoday.msu.edu/news/2018/fasting-for-lab-tests-isnt-good-for-patients-with-diabetes
If you have diabetes and are taking meds to control your blood glucose...
12 hours of fasting is required for the blood work draw unless you are diabetic. If you are a diabetic the fasting is not required. I do fast before getting my blood drawn anyway.