Vitamin B12 injections offer a range of health benefits and can be particularly advantageous for individuals with B12 deficiency, pernicious anemia, or conditions that impair B12 absorption, such as gastrointestinal disorders (e.g., Crohns disease or celiac disease)
Hair changes can reflect many things B12 is worth checking, but it's not the only possibility
PubMed: 21184799 Growth Hormone Fragment Peptide-Induced Lipolysis: Comparison of AOD 9604, HGH, and Thiazolidinediones in vitro Liu X, Ng FM, Shen Y, et al
Managing Soreness After Injections While soreness after an injection is a normal part of the healing process, there are steps you can take to minimise discomfort
Caregivers should also understand the connection between folate deficiency and serious illness