can you do vitamin b12 injections yourself Shots at Home: How, Where & How Often to Inject Treating Severe Vitamin B12 Deficiency

As vitamin-containing food is digested by hydrochloric acid and pepsin secreted into the stomach, HC binds the vitamin and protects it from acidic degradation

Hematopoiesis and Red Blood Cell Maturation: Vitamin B12 aids in the formation and maturation of red blood cells that transport oxygen throughout the body

Case Rep Infect Dis 2015:361340 Safe IP, Macedo V, Marcelo W, Baia-Da-Silva D, Freitas M, Spener R et al (2021) Nontuberculous mycobacterial infections after aesthetic procedures: comparison of clinical features and treatment

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Liver findings included lower liver weight, reduced triglyceride content and less severe histological features of steatosis and inflammatory-cell infiltration in treated mice