Fasting Blood Sugar (FBS)
Also known as: Sugar Test, Fasting Glucose, Blood Sugar Fasting
Fasting Blood Sugar (FBS) measures glucose in your blood after 10–12 hours without food. It is a basic screening test for diabetes and prediabetes.
Blood
Sample
10-12 hours
Fasting
Same day
Report
₹70
Centre visit or home collection
Who should get a Fasting Blood Sugar (FBS)?
- Adults over 35 as part of a routine checkup
- Anyone with excessive thirst, frequent urination or unexplained weight loss
- People with a family history of diabetes, high blood pressure or obesity
Fasting Blood Sugar (FBS): normal range
| Normal | 70–99 mg/dL |
|---|---|
| Prediabetes | 100–125 mg/dL |
| Diabetes | 126 mg/dL or above (confirmed on repeat testing) |
General adult reference values. Ranges differ slightly between labs, methods, age and sex — your Lab24 report shows the exact range for your result. Always discuss results with your doctor.
Packages that include this test
Often cheaper than booking tests separately.
Basic Health Package
Basic · 10 tests
Health Package Basic Extended
Full Body · 8 tests
Full Body Advanced
Full Body · 12 tests
Executive Full Body (Male)
Full Body · 14 tests
Executive Full Body (Female)
Full Body · 15 tests
Diabetic Check
Diabetic · 3 tests
Cardiac Profile
Cardiac · 5 tests
Hypertension (BP) Profile
Cardiac · 5 tests
Senior Citizen Panel (Male)
Senior Citizen · 9 tests
Senior Citizen Panel (Female)
Senior Citizen · 10 tests
Pre-Marital Package (Couple Basics)
Basic · 6 tests
Read more
Frequently asked questions
- What is the Fasting Blood Sugar (FBS)?
- Fasting Blood Sugar (FBS) measures glucose in your blood after 10–12 hours without food. It is a basic screening test for diabetes and prediabetes.
- What is the normal range for the Fasting Blood Sugar (FBS)?
- Normal: 70–99 mg/dL; Prediabetes: 100–125 mg/dL; Diabetes: 126 mg/dL or above (confirmed on repeat testing). General adult reference values. Ranges differ slightly between labs, methods, age and sex — your Lab24 report shows the exact range for your result. Always discuss results with your doctor.
- Do I need to fast before the Fasting Blood Sugar (FBS)?
- Yes — 10-12 hours of fasting is recommended before this test. Water is allowed.
- When will I get my Fasting Blood Sugar (FBS) report?
- Reports are typically ready the same day. We send them by WhatsApp and email as soon as they are verified by our pathologist.
- What sample is needed for the Fasting Blood Sugar (FBS)?
- A blood sample, collected at any of our three Hyderabad centres or at your home by a certified phlebotomist.
- How much does the Fasting Blood Sugar (FBS) cost in Hyderabad?
- ₹70 at LAB24 Medical Diagnostic Centre — transparent pricing with no hidden charges. Home sample collection is free within 5 km of any of our three centres. For addresses farther away, our team calls you to confirm before the visit.