b12 injection pictures The Advantages of Injections Versus Oral Supplements: Shawn Veiseh, M.D.: Family Medicine Instructions for B12 Injection |

It plays a role in: Red blood cell formation: B12 is needed to produce healthy red blood cells, which carry oxygen throughout your body

This specific form of B12 is an essential cofactor for the enzyme methylmalonyl-CoA mutase, which is a critical step in feeding fatty acids and amino acids into the Krebs cycle for ATP production

1 This is the primary form of folate found in blood and is necessary for the multistep process that converts the amino acid homocysteine to methionine, an amino acid that our bodies use to make proteins

While both can support weight loss, they work through different mechanisms and are used for different health goals.