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Vitamin D ： PCOS-Related Weight Management

B

Meta-analysis found vitamin D supplementation in PCOS patients with deficiency significantly improved insulin resistance (HOMA-IR), testosterone levels, and metabolic parameters. Sixty to 80% of women with PCOS are vitamin D deficient. Correction supports hormonal balance.

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            B

        

        

            
結論

            
            
Meta-analysis found vitamin D supplementation in PCOS patients with deficiency significantly improved insulin resistance (HOMA-IR), testosterone levels, and metabolic parameters. Sixty to 80% of women with PCOS are vitamin D deficient. Correction supports hormonal balance.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
12

        
研究数

    

    

        
800

        
参加者数

    

    

        
            
            ↑
            
        
        
Positive

    

    

        B

        
グレード

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
一般的な使用量

                

                    
                    

                        
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

                    

                    
                

                
                

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

                
            

            

            

            
            

                推奨摂取タイミング： With a meal containing fat for absorption; morning preferred
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
報告されている副作用

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

                

                

                
                

                    
既知の相互作用

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

                

                

                
                

                    

                        耐容上限摂取量： 4,000 IU/day (100 mcg); higher doses under medical supervision
                    

                

                
            

            

                サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Vitamin D help with PCOS-Related Weight Management?
            
        
        

            Based on 12 studies with 800 participants, there is moderate evidence from clinical studies that Vitamin D may support PCOS-Related Weight Management management. Our evidence grade is B (Good Evidence).
        

    

    
    

        
            How much Vitamin D should I take for PCOS-Related Weight Management?
            
        
        

            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 PCOS-Related Weight Management?
            
        
        

            We rate the evidence as Grade B (Good Evidence). This rating is based on 12 peer-reviewed studies with 800 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                

                    
に関する他の成分： PCOS-Related Weight Management

                    

                        
                        
                            Berberine
                            C

                        
                        
                        
                            Chromium
                            C

                        
                        
                    

                

                

                
                

                    
Vitamin D 他の症状・状態について

                    

                        
                        
                            Obesity
                            B

                        
                        
                        
                            Menopause-Related Weight Gain
                            C

                        
                        
                    

                

                
            

        

        

    


    
    












    

        FDAに関する免責事項:
        これらの記述は米国食品医薬品局（FDA）による評価を受けていません。本ウェブサイトの製品および情報は、疾病の診断、治療、治癒、または予防を目的としたものではありません。表示されているエビデンスグレードは、公開された査読済み研究の分析に基づいており、医療上の助言を構成するものではありません。サプリメントの摂取を開始する前に、必ず医療専門家にご相談ください。