where should you inject a b12 shot vitamin Store How to B12 in your arm Instruction Guide for Intramuscular (IM)

PMCID: PMC3584306

Pregnant or breastfeeding women should receive B12 supplementation only under the guidance of an obstetrician not at a med spa

doi:10.2174/157340313805076322 Ng FM, Sun J, Sharma L, Libinaka R, Jiang WJ, Gianello R

B vitamins are often prescribed together because deficiency of one B vitamin usually signals that others are deficient

Post-bariatric surgery patients Surgical alteration of the stomach or small intestine reduces the absorptive surface area for B12

Recognizing the signs, from persistent fatigue and brain fog to mood changes and tingling, is the first step, and a simple blood test can confirm whether B12 is the cause