Fasting Glucose
Fasting blood glucose measures the amount of sugar (glucose) in your blood after not eating for at least 8 hours.
By BodyOS
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Conventional Range
70 - 100 mg/dL
Optimal Range
75 - 90 mg/dL
Why It Matters
Blood glucose regulation is fundamental to metabolism and energy. Chronic elevation leads to diabetes complications affecting eyes, kidneys, nerves, and heart.
If Your Level Is High
Elevated fasting glucose indicates prediabetes or diabetes, requiring lifestyle modification and possibly medication.
Possible Causes
- Prediabetes
- Type 2 diabetes
- Stress
- Medications
- Inadequate sleep
If Your Level Is Low
Low fasting glucose (hypoglycemia) can cause shakiness, confusion, and if severe, loss of consciousness.
Possible Causes
- Excessive insulin
- Skipped meals
- Excessive exercise
- Alcohol
How to Optimize
Maintain healthy weight, regular exercise, reduce refined carbs and sugar, manage stress, ensure adequate sleep.
Dietary Factors
- Carbohydrate intake
- Fiber
- Glycemic index
- Meal timing
Lifestyle Factors
- Exercise
- Sleep
- Stress
- Weight management
Supplements That Affect This Marker
| Supplement | Effect | Strength | Dosage |
|---|---|---|---|
| Vitamin D3 | Modulates | Moderate | 2,000-4,000 IU daily |
| Magnesium Glycinate | Decreases | Moderate | 200-400 mg elemental magnesium daily |