wiki how to give b12 injections at Home - Safety Guide for Self-Administration Treating Severe Vitamin B12 Deficiency

Injections can help support immune function, particularly in individuals with low B12 levels, which may affect immune response

Pregnant or breastfeeding women who suspect B12 deficiency should have their levels tested by their prenatal care provider, who can recommend the appropriate supplementation route and dosage

Some people take it as a preventive measure or for general wellness

Injections are a fast, effective way to replenish your energy stores. Semaglutide helps regulate blood sugar and appetite, promoting steady, sustainable weight loss

Ive had 2 side effects

Vitamin B12 injections are generally safe, but some people may experience side effects, such as pain, redness, or swelling at the injection site, mild headaches, dizziness, nausea, or itching