does vitamin b12 injections cause constipation in deficiency is primarily neurogenic, due to autonomic and enteric neuropathy causing slow gut motility • Constipation may precede anemia • Often improves after B12 replacement • Think of B12 Vitamin B12 Deficiency - Gaba
Description
One concern is that, if pre-cancerous cells are already present, very high availability of growth-supporting nutrients such as B12 could, in theory, support their growth too

Supplementation When Needed For individuals at higher risk, such as pregnant women, elderly adults, or strict vegetarians, oral B12 supplements may be advised even before symptoms appear

For all B12 biomarkers, information should be collected on age, gender, ethnicity, pregnancy, folate status, and presence of possible bacterial overgrowth because all these factors impact B12 biomarkers

Promote the use of a treadmill for exercise training
