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Vitamin B12 для Post-Bariatric Nutritional Support

B

B12 deficiency occurs in 19-35% of post-bariatric patients due to reduced intrinsic factor and acid secretion. ASMBS guidelines mandate lifelong B12 supplementation (at least 1,000 mcg/day sublingual or 1,000 mcg/month IM). Deficiency causes neuropathy and anemia.

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B12 deficiency occurs in 19-35% of post-bariatric patients due to reduced intrinsic factor and acid secretion. ASMBS guidelines mandate lifelong B12 supplementation (at least 1,000 mcg/day sublingual or 1,000 mcg/month IM). Deficiency causes neuropathy and anemia.

            
            
        

    











    
    

        
        

            

  
Key Statistics





            


    

        
10

        
Исследования

    

    

        
1000

        
Участники

    

    

        
            
            ↑
            
        
        
Positive

    

    

        B

        
Оценка

    




        


        
        

        
        
        

            

  
Dosage & Usage





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


            
            

                
Часто используемые дозировки

                

                    
                    

                        
vegans:

                        
250-1,000 mcg/day

                    

                    
                    

                        
general:

                        
2.4 mcg/day (RDA)

                    

                    
                    

                        
metforminusers:

                        
1,000 mcg/day

                    

                    
                    

                        
supplementation:

                        
500-1,000 mcg/day methylcobalamin

                    

                    
                

                
                

                    Верхний предел: No established UL (water-soluble, excess excreted)
                

                
            

            

            

            
            

                Лучшее время приёма: Morning (may provide energy boost); sublingual for better absorption; separate from vitamin C (
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Зарегистрированные побочные эффекты

                    
    
                        
                        
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                            ⚠
                            Acne (rare, at high doses)
                        
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                            ⚠
                            Diarrhea (rare)
                        
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                            Generally very well tolerated
                        
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Известные взаимодействия

                    
    
                        
                        
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                            ●
                            Metformin (depletes B12 — monitor levels)
                        
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                            Proton pump inhibitors (reduced absorption)
                        
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                            H2 receptor antagonists (reduced absorption)
                        
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                            Colchicine (reduced absorption)
                        
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                        Допустимый верхний уровень потребления: No established UL (water-soluble, excess excreted)
                    

                

                
            

            

                Всегда консультируйтесь с врачом перед началом приёма любых добавок.Всегда консультируйтесь с лечащим врачом перед началом приёма любой добавки.
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Vitamin B12 help with Post-Bariatric Nutritional Support?
            
        
        

            Based on 10 studies with 1,000 participants, there is moderate evidence from clinical studies that Vitamin B12 may support Post-Bariatric Nutritional Support management. Our evidence grade is B (Good Evidence).
        

    

    
    

        
            How much Vitamin B12 should I take for Post-Bariatric Nutritional Support?
            
        
        

            Studies have used various dosages. A commonly studied range is 250-1,000 mcg/day. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Vitamin B12?
            
        
        

            Reported side effects may include Acne (rare, at high doses), Diarrhea (rare), Generally very well tolerated. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for Vitamin B12 and Post-Bariatric Nutritional Support?
            
        
        

            We rate the evidence as Grade B (Good Evidence). This rating is based on 10 peer-reviewed studies with 1,000 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  
Related Evidence





            

                
                

                    
Другие ингредиенты для Post-Bariatric Nutritional Support

                    

                        
                        
                            Iron
                            B

                        
                        
                        
                            Whey Protein
                            B

                        
                        
                    

                

                

                
                

                    
Vitamin B12 для других состояний

                    

                        
                        
                            Slow Metabolism
                            C

                        
                        
                    

                

                
            

        

        

    


    
    












    

        Отказ от ответственности FDA:
        Данные утверждения не были оценены Управлением по санитарному надзору за качеством пищевых продуктов и медикаментов (FDA). Продукты и информация на этом сайте не предназначены для диагностики, лечения, излечения или профилактики каких-либо заболеваний. Представленные оценки доказательности основаны на нашем анализе опубликованных рецензируемых исследований и не являются медицинской консультацией. Всегда консультируйтесь с лечащим врачом перед началом приёма любых добавок.