What is the difference between mg/dL and mmol/L?

mg/dL measures the mass of glucose in a volume of blood, while mmol/L measures the number of glucose molecules in that volume.

Why do different countries use different units?

Some countries like the US use mg/dL, while others like the UK and Canada use mmol/L based on regional medical standards.

Is this blood sugar converter free?

Yes, the EzyToolbox blood sugar converter is completely free and available online.

Is this tool useful for diabetes management?

Yes, it helps people with diabetes easily convert glucose readings for better understanding and monitoring.

Blood Sugar Converter

Q: What is a blood sugar converter?

A blood sugar converter is a tool that converts glucose levels between mg/dL and mmol/L, the two standard units used worldwide.

Convert blood glucose values between mg/dL and mmol/L. Quick and accurate conversion tool.

Convert Blood Sugar Units

mg/dL (USA, Egypt)

Milligrams per deciliter

mmol/L (UK, Canada, Australia)

Millimoles per liter

Blood Sugar Reference Chart

Test Type	mg/dL	mmol/L	Status
Fasting	70-100	3.9-5.6	Normal
Fasting	101-125	5.6-6.9	Prediabetes
Fasting	126+	7.0+	Diabetes

After Meals (2hr)	< 140	< 7.8	Normal
After Meals (2hr)	140-199	7.8-11.0	Prediabetes
After Meals (2hr)	200+	11.1+	Diabetes

About Blood Sugar Units

Conversion Formula:

mmol/L = mg/dL ÷ 18
mg/dL = mmol/L × 18

Which unit to use?

mg/dL used in:

United States
Egypt
Japan
Israel

mmol/L used in:

United Kingdom
Canada
Australia
Most European countries

Medical Disclaimer

This tool is for reference only. Always consult your healthcare provider for medical advice, diagnosis, or treatment.

Blood Sugar Converter

Convert blood glucose values between mg/dL and mmol/L instantly.

What is a Blood Sugar Converter?

A blood sugar converter is a tool used to convert glucose levels between two common measurement units: milligrams per deciliter (mg/dL) and millimoles per liter (mmol/L). These units are used in different countries to measure blood sugar levels for diabetes management and health monitoring.

Understanding Blood Sugar Units

mg/dL: Commonly used in the United States and some other countries
mmol/L: Used in most European, Asian, and international medical standards

Converting between these units is essential for interpreting medical reports and maintaining consistent tracking.

Why Use a Blood Sugar Converter?

✔ Easily convert between mg/dL and mmol/L
✔ Understand global medical reports
✔ Track blood glucose levels accurately
✔ Support diabetes management
✔ Avoid manual calculation errors

Conversion Formula

mg/dL to mmol/L: Divide by 18
mmol/L to mg/dL: Multiply by 18

These formulas provide a quick way to convert blood sugar values between units.

Normal Blood Sugar Levels

Fasting: 70–99 mg/dL (3.9–5.5 mmol/L)
After meals: Less than 140 mg/dL (7.8 mmol/L)

These ranges may vary based on individual health conditions and medical advice.

Common Use Cases

Managing diabetes
Reading lab reports
Comparing international health data
Tracking daily glucose levels

Medical research and studies
Doctor consultations
Fitness and health monitoring
Diet and lifestyle adjustments

Why Blood Sugar Monitoring is Important

Monitoring blood sugar levels is essential for maintaining good health, especially for individuals with diabetes. Accurate tracking helps prevent complications, manage insulin levels, and maintain overall well-being.