cobalt allergy b12 injection Side Effects: What to Expect Cobalt contact allergy
Description
Can B12 Injections Help with Travel Fatigue

Neuron 94:595-610.e6
You may need a vitamin B12 supplement if you're a vegan or vegetarian, you don't eat B12-fortified foods every day, and your prenatal vitamin doesn't include B12

Int J Mol Sci
Your body also needs B12 for the development of your central nervous system (your brain and spinal cord)
