b12 injection gave me fever what does it mean Vitamin Side Effects and Safety Vitamin B12 Injections | Energy

Most people experience little to know discomfort with B12 injections

Those most at risk include vegans and vegetarians, people with digestive conditions such as Crohn's disease, coeliac disease or IBS, those taking long-term metformin or proton pump inhibitors, older adults whose ability to absorb B12 through the gut declines naturally with age, those with pernicious anaemia, and anyone with a history of chronic alcohol use

I use one needle to draw up and a new 26g 1 inch to IM inject

Injection technique issues : Using incorrect technique with the Mounjaro autoinjector, such as not holding it firmly against the skin at a 90-degree angle or removing it too quickly after injection, may affect how the medication is deposited in the tissue

Jane Smith, International Journal of Compounded Medicines Dosing Considerations for Compounded Preparations When giving Tiaminal B12 injection, the dose must be right for each patient