b12 injection cdc recoemndation Recommended Immunization Schedules for Persons Aged 0 Through 18 Years --- United States, 2010 Vitamin B12 Injections | Energy
Description
Include high-quality food sources first, and consult a sports dietitian for guidance on regular micronutrient testing, diet evaluation, and appropriate supplementation

B12 shots for malabsorption or dietary restriction Vegans, vegetarians, older adults, and people with GI conditions (Crohn's disease, celiac disease, pernicious anemia) commonly have inadequate B12 absorption

Dimet-Wiley A, Wu Q, Wiley JT, et al

For optimal absorption, B12 is best taken in the morningespecially on an empty stomach
If you forget this step, you can still get the medication out of the vial
