why do vitamin b12 injections hurt Best Injection Site: Administering B12 Shots Vitamin B12 Injection Side Effects

IM injection: one ampoule once a day

For 5-Amino-1MQ, those factors converge on injection as the method that preserves research integrity

Prescription and administration: Once B12 deficiency is confirmed, GPs prescribe hydroxocobalamin injections according to standardised protocols: Standard loading regimen: 1mg intramuscularly three times weekly for two weeks Neurological involvement: 1mg intramuscularly on alternate days until no further improvement Maintenance therapy: 1mg every three months for life in pernicious anaemia or malabsorption conditions (or every two months if there was neurological involvement) Injections are typically administered by practice nurses at GP surgeries

B vitamins are beneficial for people who have allergies, PMS, depression, skin disorders, high stress, and neuropathy

report successful normalization of plasma B12 levels in pediatric patients with various cobalamin deficiencies using subcutaneous hydroxocobalamin (OH-Cbl)

That should give you a better understanding of what causes B12 side effects