injections of vitamin b12 are used successfully to treat Monthly Injection: Typical Dose & Schedule Vitamin B-12 Injectable Solution

[DOI] [PMC free article] [PubMed] [Google Scholar] 31.Tian L.-W., Luo D., Chen D., Zhou H., Zhang X.-C., Yang X.-L., Wang Y.-L., Liu W

However, a study found that taking 1,000 mcg of B12 by mouth or injecting the vitamin achieved similar results in treating the deficiencies

Structural insights of a highly potent pan-neutralizing SARS-CoV-2 human monoclonal antibody

This mechanism supports studies in cellular rejuvenation, energy production, and metabolic resilience

Type 1 pernicious anemia It is brought on by an autoimmune condition that impairs the stomach's ability to produce intrinsic factor, a protein required for vitamin B12 absorption