how long does b12 injections last a Shot B12 Shots at Home: How,

Frier Levitt

Contact your GP if you experience: No improvement after 46 weeks of treatment : Whilst neurological symptoms may take longer to resolve, you should notice some improvement in energy levels or general wellbeing within this timeframe

While B12 itself doesnt cause weight loss, its role in energy metabolism means a deficiency could lead to fatigue and reduced physical activity, indirectly affecting weight management

Also supportive therapy in cases of inappetance

You can ask your doctor or pharmacist for a puncture proof disposal container that you can use at home, such as a sharps container, or make your own container