Vitamin D untuk Immune Aging (Immunosenescence)
BResearch suggests vitamin D supplementation in elderly populations may help improve immune markers and vaccine response. Deficiency is highly prevalent in older adults and is associated with impaired immune function and increased infection susceptibility.
Kesimpulan
Research suggests vitamin D supplementation in elderly populations may help improve immune markers and vaccine response. Deficiency is highly prevalent in older adults and is associated with impaired immune function and increased infection susceptibility.
Key Study Findings
Populasi: patients with Fanconi anaemia
Populasi: Adults with vitamin D (<20ng/mL) and B12 (<250ng/L) insufficiency
Populasi: 36 AA patients vs 36 matched controls, mean age 39
Populasi: C2C12 myotubes, rats, VDR-KO mice
Populasi: Patients with localized alopecia areata
Populasi: Older adults (mathematical model)
Key Statistics
10
Studi
5000
Peserta
Positive
Peringkat
Referenced Papers
Dosage & Usage
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units
Dosis yang Umum Digunakan
- general:
- 600-800 IU/day
- immunesupport:
- 1,000-2,000 IU/day
- deficiencycorrection:
- 4,000-5,000 IU/day (under medical supervision)
Batas atas: 4,000 IU/day (100 mcg)
Dosis yang Diteliti dalam Penelitian
| Dosis | Durasi | Efek | N |
|---|---|---|---|
| None | -- | Negative | -- |
| 2500 IU vitamin D + 1000 mcg B12 | -- | Positive | 124 |
| None | -- | Negative | 72 |
| Single dose (rats); variable (in vitro) | -- | Positive | -- |
| Topical ointment application (3 arms) | 8 weeks | Positive | -- |
| None | -- | Positive | -- |
| None | -- | Mixed | -- |
| None | -- | Mixed | -- |
Waktu terbaik diminum: With a meal containing fat for better absorption
Safety & Side Effects
Efek Samping yang Dilaporkan
- ⚠ Hypercalcemia at very high doses (nausea, vomiting, weakness)
- ⚠ Kidney stones with excessive long-term use
- ⚠ Constipation
- ⚠ Metallic taste
Interaksi yang Diketahui
- ● Thiazide diuretics (may increase risk of hypercalcemia)
- ● Corticosteroids (reduce vitamin D absorption and metabolism)
- ● Orlistat and cholestyramine (reduce fat-soluble vitamin absorption)
- ● Statins (vitamin D may affect statin metabolism)
Asupan atas yang dapat ditoleransi: 4,000 IU/day (100 mcg)
Selalu konsultasikan dengan tenaga kesehatan Anda sebelum memulai suplemen apa pun.Selalu konsultasikan dengan penyedia layanan kesehatan Anda sebelum memulai suplemen apa pun.
Frequently Asked Questions
Does Vitamin D help with Immune Aging (Immunosenescence)?
How much Vitamin D should I take for Immune Aging (Immunosenescence)?
Are there side effects of Vitamin D?
How strong is the evidence for Vitamin D and Immune Aging (Immunosenescence)?
Related Evidence
Bahan lain untuk Immune Aging (Immunosenescence)
Vitamin D untuk kondisi lain
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