What Causes Low A1C?

What is a Low A1C?

An A1C level below 4% is considered low. A1C measures your average blood sugar levels over the past 2-3 months, and a low value may indicate hypoglycemia or other health issues.

Common Causes of Low A1C

• Excessive Insulin or Medication: Taking too much insulin or diabetes medication can lower blood sugar excessively.
• Frequent Hypoglycemia: Recurrent episodes of low blood sugar can result in a low A1C.
• Dietary Factors:
  • Inadequate carbohydrate intake.
  • Eating irregularly or skipping meals.
• Medical Conditions:
  • Liver or kidney disease.
  • Hormonal imbalances (e.g., adrenal insufficiency).
• Intense Physical Activity: Overexercising without proper nutrition can lower blood sugar levels.

What Should You Do?

• Consult Your Doctor: Discuss your symptoms and A1C results to identify the underlying cause.
• Adjust Medications: Your doctor may modify your insulin or medication dosage.
• Monitor Blood Sugar: Regularly check your levels to avoid hypoglycemia.
• Dietary Changes:
  • Eat balanced meals with adequate carbohydrates.
  • Avoid skipping meals.
• Exercise Safely: Ensure you fuel your body properly before and after physical activity.

Can Low A1C Be Dangerous?

Yes, a persistently low A1C can lead to hypoglycemia, which may cause symptoms like dizziness, confusion, fainting, or even seizures. It’s important to address the cause and manage it effectively.