This increases energy and can be particularly beneficial for those suffering from fatigue or lethargy, often associated with B12 deficiency
European Review for Medical and Pharmacological Sciences 26 (7): 24432459
Side effects are uncommon and usually mild: Soreness or redness at the injection site Mild digestive upset Allergic reactions, which are rare Because a shot is an injection, it should always be given by a trained provider
Doing so can increase discomfort, swelling, or infection at the injection site
3.5.4.6.2 Financial theme 2: High medical and treatment costs The expense of veterinary care represents a major concern, particularly specialist visits, advanced diagnostics (blood work, imaging), and daily medications for chronic health or behavioral issues
It can lead to neuropathy, megaloblastic anemia, and pernicious anemia, [2] [13] causing symptoms including fatigue, paresthesia, depression, cognitive decline, ataxia, and even irreversible nerve damage