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Vitamin D için Obesity

B

Meta-analysis of 11 RCTs (n=947) found significant BMI reduction in deficient overweight/obese individuals. Mendelian randomization study (n=42,024) confirms causal association between low vitamin D and higher BMI. Correction of deficiency appears critical for benefits.

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Sonuç

            
            
Meta-analysis of 11 RCTs (n=947) found significant BMI reduction in deficient overweight/obese individuals. Mendelian randomization study (n=42,024) confirms causal association between low vitamin D and higher BMI. Correction of deficiency appears critical for benefits.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
11

        
Çalışmalar

    

    

        
947

        
Katılımcılar

    

    

        
            
            ↑
            
        
        
Positive

    

    

        B

        
Derece

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
Yaygın Kullanılan Dozajlar

                

                    
                    

                        
general:

                        
600-800 IU/day

                    

                    
                    

                        
weightmanagement:

                        
2,000-4,000 IU/day (targeting 25(OH)D >30 ng/mL)

                    

                    
                    

                        
deficiencycorrection:

                        
5,000-10,000 IU/day for 8-12 weeks under medical supervision

                    

                    
                

                
                

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

                
            

            

            

            
            

                En iyi alım zamanı: With a meal containing fat for absorption; morning preferred
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Bildirilen Yan Etkiler

                    
    
                        
                        
  • 
                            ⚠
                            Hypercalcemia (at very high doses)
                        
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  • 
                            ⚠
                            Nausea
                        
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  • 
                            ⚠
                            Kidney stones (at excessive doses)
                        
    • 
                        
                    

                

                

                
                

                    
Bilinen Etkileşimler

                    
    
                        
                        
  • 
                            ●
                            Statins (may increase statin levels)
                        
    • 
                        
                        
  • 
                            ●
                            Thiazide diuretics (increased calcium risk)
                        
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  • 
                            ●
                            Corticosteroids (impair vitamin D metabolism)
                        
    • 
                        
                        
  • 
                            ●
                            Orlistat (reduced absorption)
                        
    • 
                        
                    

                

                

                
                

                    

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

                

                
            

            

                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 Obesity?
            
        
        

            Based on 11 studies with 947 participants, there is moderate evidence from clinical studies that Vitamin D may support Obesity management. Our evidence grade is B (Good Evidence).
        

    

    
    

        
            How much Vitamin D should I take for Obesity?
            
        
        

            Studies have used various dosages. A commonly studied range is 600-800 IU/day. 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, Kidney stones (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 Obesity?
            
        
        

            We rate the evidence as Grade B (Good Evidence). This rating is based on 11 peer-reviewed studies with 947 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                
                

                
                
                
            

        

        

    


    
    












    

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