do you inject b12 in butt tissue Injecting You should rotate your injection
Description
Journal of the American Chemical Society
Nishimoto, S., Tanaka, H., Okamoto, M., Okada, K., Murase, T., & Yoshikawa, H

(PubMed) Liu J, Wang F, Shi S
The dosage is recommended once in a day and prevents from ulcers in the stomach