sore after b12 injection Vitamin Side Effects and Safety What You Need to Know

Clinical evidence supporting an increased risk of vitamin B12 deficiency in patients with T2D on metformin therapy and its risk factors and potential complications are also discussed

J Park Dis 11:949970 [DOI] [PMC free article] [PubMed] [Google Scholar] Martin A, Youdim K, Szprengiel A, Shukitt-Hale B, Joseph J (2002) Roles of vitamins E and C on neurodegenerative diseases and cognitive performance

Typical SubQ injections doses are small, often around 1 mL or less, unless directed otherwise

In comparison, vitamin pills are only about 20% absorbed, contain fillers, and take days to feel any effects

B12 is water-soluble, so any excess is naturally eliminated through urine

The Science of Vitamin C and B12 To understand why timing matters, we first need to look at what these vitamins are and how the body handles them