Glucose Fasting (F)
What does Glucose Fasting (F) measure?
This test measures the level of glucose (sugar) in the blood after a period without eating. It may be used to assess how the body regulates blood sugar and to help screen for, diagnose, or monitor conditions such as diabetes or prediabetes. Results are interpreted together with symptoms, medical history, and other laboratory findings.
This overview is educational. Use the recorded preparation, sample and lab-partner details below for collection guidance, and confirm any missing information before collection.
Compare eligible lab partners
Prices, report times and availability are shown from the catalog records for each eligible partner.
- Sample for analysis
- Plasma - NaF (1mL )
- Report time
- 11:00/18:00
Preparation and specimen requirements can vary by test and laboratory. Follow the instructions shown for your selected partner and any advice from your healthcare professional.