do b12 injections work Vitamin Injections: Benefits and Risks How Long Does It Take

Restoring adequate levels through injections is a standard medical approach when oral absorption is impaired

It helps avoid serious problems linked to B12 deficiency

When it was recognized that pellagra, a condition marked by diarrhea, dermatitis, dementia, and mortality, could be treated with foods containing NAD+ precursors, particularly vitamin B3, the clinical significance of maintaining NAD+ levels was established in the early 1900s (9). Notably, the skin does not flush with NAD+ injection, in contrast to vitamin B3 (niacin) intake, which also causes this negative effect (10). Low NAD+ levels have recently been associated with a variety of age-related ailments and diseases linked to increased oxidative/free radical damage, including diabetes, heart disease, vascular dysfunction, ischemic brain injury, Alzheimers disease, and vision loss (8, 11-17)

They can perform a simple blood test to check your B12 levels and determine if injections are a medically appropriate treatment for you