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Vitamin D için Irritable Bowel Syndrome (IBS)

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Limited studies suggest vitamin D supplementation may improve IBS symptoms, particularly in deficient individuals. Mechanism via VDR-mediated immune modulation.

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Sonuç

Limited studies suggest vitamin D supplementation may improve IBS symptoms, particularly in deficient individuals. Mechanism via VDR-mediated immune modulation.

Key Study Findings

Review
Early Evidence Indicates Vitamin D Improves Symptoms of Irritable Bowel Syndrome: Nursing Implications and Future …
Dose: None vs: None Outcome: IBS symptom improvement with vitamin D supplementation Etki: None None

Popülasyon: individuals with irritable bowel syndrome

Systematic Review
Nutritional Interventions in Adult Patients With Irritable Bowel Syndrome: An Umbrella Review of Systematic Reviews …
Dose: None vs: Various Outcome: IBS symptom improvement Etki: Probiotics abdominal pain RR 4.04 (2.36-6.92) None

Popülasyon: Adult IBS patients

Meta-Analysis Double-blind
The effects of vitamin D intake and status on symptom severity and quality-of-life in adults …
Dose: 3,000 IU daily to 50,000 IU bi-weekly vs: Placebo Outcome: IBS symptom severity and quality of life Etki: MD 20.33 ng/mL [12.91, 27.74] for 25(OH)D; QoL 3.1 None

Popülasyon: Adults with IBS and deficient/insufficient vitamin D

Review
Modifiable risk factors associated with the risk of developing Parkinson's disease: a critical review.
Dose: None vs: None Outcome: Risk of developing Parkinson's disease Etki: None None

Popülasyon: General population (narrative review of PD risk factors)

Review
Micronutrient Deficiencies in Pediatric IBD: How Often, Why, and What to Do?
Dose: None vs: None Outcome: Micronutrient deficiency management in pediatric IBD Etki: None None

Popülasyon: Children with inflammatory bowel disease (review)

Review
Vitamin D in Irritable Bowel Syndrome: Exploring Its Role in Symptom Relief and Pathophysiology.
Dose: None vs: None Outcome: IBS symptom relief and pathophysiology modulation Etki: None None

Popülasyon: Patients with irritable bowel syndrome (review)

Key Statistics

3

Çalışmalar

400

Katılımcılar

↑

Positive

C

Derece

Referenced Papers

Scandinavian journal of … 2025
Journal of gastroenterology … 2023 16 atıf
World journal of … 2023 9 atıf
Journal of gastroenterology … 2022 29 atıf
Current gastroenterology reports 2017 157 atıf
World journal of … 2016 238 atıf
Clinics in dermatology 2016 19 atıf
World journal of … 2015 62 atıf
European journal of … 2012 225 atıf
Inflammatory bowel diseases 2012 224 atıf
The Cochrane database … 2012 130 atıf

Dosage & Usage

mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units

Yaygın Kullanılan Dozajlar

general:
600-800 IU/day (RDA)
ibdsupport:
1,000-4,000 IU/day (target serum 25(OH)D >30 ng/mL)
deficiencycorrection:
50,000 IU/week for 8 weeks, then 1,000-4,000 IU/day maintenance

Üst sınır: 4,000 IU/day (100 mcg); higher doses under medical supervision only

Araştırmalarda İncelenen Dozajlar

Dozaj Süre Etki N
None -- Positive --
None -- Positive --
3,000 IU daily to 50,000 IU bi-weekly -- Positive --
None -- Mixed --
None -- Neutral --
None -- Positive --
None -- Positive --
None -- Positive 240

En iyi alım zamanı: With a meal containing fat for better absorption

Safety & Side Effects

Bildirilen Yan Etkiler

  • ⚠ Hypercalcemia at very high doses (nausea, vomiting, weakness, confusion)
  • ⚠ Kidney stones with excessive long-term supplementation
  • ⚠ Constipation
  • ⚠ Metallic taste

Bilinen Etkileşimler

  • ● 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)

Tolere edilebilir üst alım: 4,000 IU/day (100 mcg); higher doses under medical supervision only

Herhangi bir takviye kullanmaya başlamadan önce mutlaka sağlık uzmanınıza danışın.Herhangi bir takviye başlatmadan önce her zaman sağlık uzmanınıza danışın.

Frequently Asked Questions

Does Vitamin D help with Irritable Bowel Syndrome (IBS)?
Based on 3 studies with 400 participants, there is limited but promising evidence that Vitamin D may support Irritable Bowel Syndrome (IBS) management. Our evidence grade is C (Some Evidence).
How much Vitamin D should I take for Irritable Bowel Syndrome (IBS)?
Studies have used various dosages. A commonly studied range is 600-800 IU/day (RDA). Always consult your healthcare provider before starting any supplement regimen.
Are there side effects of Vitamin D?
Reported side effects may include Hypercalcemia at very high doses (nausea, vomiting, weakness, confusion), Kidney stones with excessive long-term supplementation, Constipation, Metallic taste. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
How strong is the evidence for Vitamin D and Irritable Bowel Syndrome (IBS)?
We rate the evidence as Grade C (Some Evidence). This rating is based on 3 peer-reviewed studies with 400 total participants. The overall direction of effect is positive.

References

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