Description
Vitamin D Total (25-Hydroxy) Test
The Vitamin D Total (25-Hydroxy) test measures the level of vitamin D in your blood — a key nutrient essential for bone health, immunity, mood regulation, and overall wellness.
Why It’s Done
| Health Area | Role of Vitamin D |
|---|---|
| Bone & Muscle Health | Helps absorb calcium; prevents rickets & osteoporosis |
| Immune Function | Boosts defense against infections & inflammation |
| Mood & Mental Health | Supports brain health; low levels linked to depression |
| Chronic Disease Prevention | Linked to heart health, diabetes, and cancer prevention |
Vitamin D Levels & What They Mean
| Vitamin D Level | Interpretation |
|---|---|
| < 20 ng/mL | Deficient (Needs correction) |
| 20–29 ng/mL | Insufficient (Monitor closely) |
| 30–100 ng/mL | Sufficient (Healthy range) |
| > 100 ng/mL | Possible Toxicity (Seek guidance) |
Ideal range for most people: 30–60 ng/mL
Reference values may vary slightly by lab.
Symptoms of Deficiency
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Frequent infections
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Fatigue or weakness
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Bone pain or back pain
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Hair loss
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Depression or low mood
Why Choose a Vitamin D Test?
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Detect deficiency before it leads to bone loss
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Monitor supplement therapy or sunlight exposure
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Manage chronic fatigue or unexplained weakness
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Boost immunity and support overall well-being
Fun Fact
Your body produces Vitamin D naturally when exposed to sunlight — just 15–30 mins a day can help maintain healthy levels!
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