Medical Unit Converter
Pick a conversion and enter your value.
About this calculator
Different countries report lab values in different units. Glucose: mg/dL divided by 18.02 gives mmol/L. Cholesterol: mg/dL divided by 38.67. Triglycerides: mg/dL divided by 88.57. HbA1c: mmol/mol = (HbA1c % - 2.15) x 10.929.
Results are for information only and are not a diagnosis. Consult a doctor for medical advice.
Frequently asked questions
How do I convert blood sugar from mg/dL to mmol/L?
Divide by 18 (more precisely 18.02). For example, 126 mg/dL is 7.0 mmol/L.
How do I convert HbA1c % to mmol/mol?
Subtract 2.15 from the percentage and multiply by 10.929. For example, 6.5% is 48 mmol/mol.
Related reading
Normal Blood Sugar Levels: Fasting, After Meals, HbA1c and Targets for Diabetes
Normal, prediabetes and diabetes blood sugar ranges in mg/dL and mmol/L for fasting, post-meal and HbA1c, plus targets for people with diabetes, pregnancy and children.