Insulin
Insulin is a pancreatic hormone that lowers blood glucose. It is usually measured fasting.
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Normal ranges
Adults (fasting): 2.6–24.9 mIU/L.
Units: mIU/L
Causes of deviations
Low levels:
Type 1 diabetes, loss of beta-cell function.
High levels:
Insulin resistance, type 2 diabetes, excess weight.
When to see a doctor
If the value is outside the range, discuss it with your doctor, usually together with glucose and HbA1c.
Related biomarkers
Panels
Metabolic panel
Conditions
Insulin resistanceDiabetes
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