can b12 injections cause skin rash Strange Rash/ Low : r/B12_Deficiency What Happens When You're Allergic

Vitamin B12, also known as cobalamin, plays a crucial role in: Red blood cell production Nerve function DNA synthesis Energy production and metabolism A deficiency in Vitamin B12 can lead to fatigue, anemia, nerve damage, and cognitive issues

Intramuscular B12 injections bypass the gastrointestinal tract entirely and are recommended for malabsorption conditions or persistent oral intolerance

[4] [6] The direct delivery of ascorbic acid into the bloodstream allows for supraphysiological concentrations, which could have distinct biological effects, such as pro-oxidant activity in the presence of transition metals or selective cytotoxicity against certain malignant cells, although these applications remain under investigation and are not universally accepted as standard of care

Human confirmation is missing