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Normal Blood Glucose Readings
Expected blood glucose levels for adults without diabetes¹
• Fasting and before meals: <100 mg/dL
• 1–2 hours after meals: <140 mg/dL
High Blood Glucose Readings
If your blood glucose is above 600 mg/dL, you will receive a ‘Hi.’
Repeat the test with a new test strip. If this message shows again,
contact your healthcare professional immediately.
Contact your physician for advice if test results are very high
2
(above 240 mg/dL) or you have symptoms of high blood glucose.
These symptoms include dry mouth, thirst, frequent urination,
nausea, vomiting, blurred vision, sleepiness, or abdominal pain.
Symptoms will vary person to person. You may have one or more
of these symptoms, or none at all.