We've been seeing more stories recently of people being hospitalised after taking nangs so what's happening? A big reason is we're seeing more of these large canisters being sold, which can Your Guide To Injectable Vitamins Biotin & B12 Injections FAQs Vitamin B12 Injections Anns Therapies Is trained and fully insured in B12 injections for wellbeing. B12 deficiency has been linked to the following signs and symptoms, Extreme tiredness. Feeling faint or dizzy. Breathlesness. Headaches. Pale B12 Shots Arlington, VA: Top Boost! B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics