is oral vitamin b12 as effective as intramuscular injection Table 2 from Sublingual compared to in patients with type 2 diabetes treated with metformin: a randomised trial Compounded Vitamin B-Complex Injection |

Patients with evidence of vitamin B 12 deficiency and chronic gastrointestinal symptoms such as dyspepsia, recurrent peptic ulcer disease, or diarrhea may warrant evaluation for such entities as Whipple's disease (a rare bacterial infection that impairs absorption), Zollinger-Ellison syndrome (gastrinoma causing peptic ulcer and diarrhea), or Crohn's disease

However, vitamin B12 is also one of the major vitamins our bodies can't produce naturally

Absorption efficiency is determined largely by genetic predispositions alongside gut health conditions

Once a patients Vitamin B12 levels normalize, we transition to a maintenance therapy approach, ensuring that the recurrence of deficiency is prevented

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