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Vitamin D para 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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Conclusão

            
            
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

        
Estudos

    

    

        
300

        
Participantes

    

    

        
            
            ↑
            
        
        
Positive

    

    

        D

        
Nota

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
Dosagens Comumente Utilizadas

                

                    
                    

                        
general:

                        
600-800 IU/day (RDA)

                    

                    
                    

                        
skinhealth:

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

                    

                    
                

                
                

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

                
            

            

            

            
            

                Melhor horário: With meals containing fat for better absorption
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Efeitos Colaterais Relatados

                    
    
                        
                        
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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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Interações Conhecidas

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

                

                
            

            

                Consulte sempre o seu profissional de saúde antes de iniciar qualquer suplemento.Sempre consulte seu profissional de saúde antes de iniciar qualquer suplemento.
            

        

        

        
        
        

            

  
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 para outras condições

                    

                        
                        
                            Psoriasis
                            B

                        
                        
                        
                            Eczema (Atopic Dermatitis)
                            B

                        
                        
                    

                

                
            

        

        

    


    
    












    

        Aviso Legal da FDA:
        Estas declarações não foram avaliadas pela Food and Drug Administration. Os produtos e informações neste site não se destinam a diagnosticar, tratar, curar ou prevenir qualquer doença. As notas de evidência apresentadas são baseadas em nossa análise de pesquisas revisadas por pares publicadas e não constituem aconselhamento médico. Sempre consulte seu profissional de saúde antes de iniciar qualquer regime de suplementação.