[124] Other causes of B 12 malabsorption include bariatric surgery, pancreatic insufficiency, obstructive jaundice, tropical sprue, celiac disease, inherited intrinsic factor deficiency, and radiation enteritis affecting the distal ileum
Low levels of vitamin B12 can cause both mental and physical fatigue if you have less than optimal levels
Eligible studies included randomised controlled trials, cohort, and case-control studies assessing B12 supplementation efficacy via oral, sublingual, or IM administration routes
For most patients with chronic absorption conditions (e.g., pernicious anemia, gastrectomy), one injection per month is often sufficient to maintain normal levels
Some patients report a flushed feeling or mild nausea
Treatment of acute sciatica with transforaminal epidural corticosteroids and local anesthetic: design of a randomized controlled trial