are there side effects of b12 injections Common & Rare Vitamin B12 Shots Side Effects And

However, for self-injection we recommend the area around the belly button

Use a 0.5 to 1.0 millimeter needle length for scalp applications

It is sometimes used to improve muscle performance in animals like racing horses, and it is also used to increase milk production in dairy cows

In preclinical studies, administration of MOTS-c improved muscle performance and physical capacity in the absence of structured exercise, suggesting potential relevance for aging or mobility-restricted populations (Lu H et al., 2019)

Zhang, L., Liu, X., & Li, J

How do Vitamin B12 injections compare to oral supplements in terms of effectiveness