Prediabetes Blood Sugar Range: What It Means And What To Do
Prediabetes means blood sugar is higher than normal but not yet in the diabetes range. For many people it is reversible with lifestyle changes.
Prediabetes Ranges
| Test | Prediabetes |
|---|---|
| Fasting glucose | 100–125 mg/dL (5.6–6.9 mmol/L) |
| 2 h glucose test | 140–199 mg/dL (7.8–11.0 mmol/L) |
| A1C | 5.7–6.4% |
What Helps
- Losing 5–7% of body weight if overweight
- 150 minutes of activity per week
- Fewer sugary drinks and refined carbs
Daily habits in Blood Sugar Care: 8 Daily Habits That Help.
Track Your Progress
Logging fasting readings and weight every week shows whether changes are working.
Track blood sugar and blood pressure in one app
Free on iPhone. Private, works offline, doctor-ready reports.
Frequently Asked Questions
Can prediabetes be reversed?
For many people, yes, with weight loss and regular activity.
This content is for information only and does not replace advice from your doctor. If you think you have very low or very high blood sugar, or a blood pressure above 180/120 mmHg with symptoms, seek medical help immediately.
Related Guides

Fasting Blood Sugar Levels: Normal, Prediabetes And Diabetes
Fasting blood sugar levels explained: normal is 70–99 mg/dL, prediabetes 100–125 and diabetes 126 or higher. How to measure it correctly at home.

Blood Sugar Care: 8 Daily Habits That Help
Blood sugar care made simple: eight evidence-based daily habits — food, walking, sleep, stress and tracking — that help keep glucose in range.

Estimated A1C From Average Blood Sugar: How It Works
How estimated A1C is calculated from your average blood sugar, what the numbers mean and why it can differ from your lab A1C. Includes a quick reference table.