how you feel after b12 injection 💉 Energized Again with a Vitamin Are feeling tired, foggy, or run down? A Vitamin B12 injection could be the boost your body has been missing. Why Choose how will i feel after

It also supports muscle function and heart health

Helps with symptoms of premenstrual syndrome (PMS) including breast pain and depression Helps with perimenopause mood swings, which are a result of high estrogen levels, hot flashes, and night sweats

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

Vitamin B12

Vitamin B12 is water soluble, meaning as long as you are taking "prescription-grade" drops, you do not have to worry that the levels are going to be diluted as they pass through your bloodstream

Last updated: April 1, 2026 If you have been feeling unusually tired this spring or wondering whether a vitamin B12 injection might be the answer, you are not alone