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Vitamin D für Vitiligo

D

Research suggests vitamin D deficiency is common in vitiligo patients. Supplementation may support melanocyte function, but clinical evidence for repigmentation is limited.

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Fazit

            
            
Research suggests vitamin D deficiency is common in vitiligo patients. Supplementation may support melanocyte function, but clinical evidence for repigmentation is limited.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
4

        
Studien

    

    

        
300

        
Teilnehmer

    

    

        
            
            ↑
            
        
        
Positive

    

    

        D

        
Bewertung

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
Übliche Dosierungen

                

                    
                    

                        
general:

                        
600-800 IU/day (RDA)

                    

                    
                    

                        
skinhealth:

                        
1,000-4,000 IU/day (targeting 30-50 ng/mL serum 25(OH)D)

                    

                    
                

                
                

                    Obergrenze: 4,000 IU/day (IOM); many experts consider up to 10,000 IU/day safe
                

                
            

            

            

            
            

                Beste Einnahmezeit: With meals containing fat for better absorption
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Gemeldete Nebenwirkungen

                    
    
                        
                        
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                            ⚠
                            Generally well-tolerated at recommended doses
                        
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                            Hypercalcemia at very high doses (nausea, vomiting, weakness)
                        
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                            ⚠
                            Kidney stones (rare, at excessive doses)
                        
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Bekannte Wechselwirkungen

                    
    
                        
                        
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                            ●
                            Thiazide diuretics (may increase calcium levels)
                        
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                            Corticosteroids (may reduce vitamin D absorption)
                        
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                            Orlistat and cholestyramine (reduce absorption of fat-soluble vitamins)
                        
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                            Calcipotriene (additive vitamin D effect)
                        
    • 
                        
                    

                

                

                
                

                    

                        Tolerierbare Höchstaufnahmemenge: 4,000 IU/day (IOM); many experts consider up to 10,000 IU/day safe
                    

                

                
            

            

                Konsultieren Sie immer Ihren Arzt, bevor Sie ein Nahrungsergänzungsmittel einnehmen.Konsultieren Sie immer Ihren Arzt, bevor Sie ein Nahrungsergänzungsmittel einnehmen.
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Vitamin D help with Vitiligo?
            
        
        

            Based on 4 studies with 300 participants, there is preliminary evidence that needs more research that Vitamin D may support Vitiligo management. Our evidence grade is D (Very Early Research).
        

    

    
    

        
            How much Vitamin D should I take for Vitiligo?
            
        
        

            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 Generally well-tolerated at recommended doses, Hypercalcemia at very high doses (nausea, vomiting, weakness), Kidney stones (rare, at excessive doses). 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 Vitiligo?
            
        
        

            We rate the evidence as Grade D (Very Early Research). This rating is based on 4 peer-reviewed studies with 300 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                

                
                

                    
Vitamin D für andere Beschwerden

                    

                        
                        
                            Psoriasis
                            B

                        
                        
                        
                            Eczema (Atopic Dermatitis)
                            B

                        
                        
                    

                

                
            

        

        

    


    
    












    

        FDA-Haftungsausschluss:
        Diese Aussagen wurden nicht von der Food and Drug Administration bewertet. Die Produkte und Informationen auf dieser Website sind nicht dazu bestimmt, Krankheiten zu diagnostizieren, zu behandeln, zu heilen oder zu verhindern. Die dargestellten Evidenzbewertungen basieren auf unserer Analyse veröffentlichter begutachteter Forschung und stellen keine medizinische Beratung dar. Konsultieren Sie immer Ihren Arzt, bevor Sie mit der Einnahme von Nahrungsergänzungsmitteln beginnen.