If you do lose some weight while receiving lipotropic injections, this is likely more due to other factors in your weight loss program like exercise and diet than to the shots alone
Our Vitamin B12 courses support healthcare professionals to deliver evidence-based care, recognise deficiency, and safely administer intramuscular injections in line with current UK guidance
Even better: B12 shot side effects are rare (3)
Contact your GP if you experience: Unexpected symptoms after starting B12 supplementation, including persistent skin reactions, gastrointestinal disturbance, or mild allergic manifestations Neurological symptoms such as significant tingling, numbness, weakness, or balance problemsthese may indicate B12 deficiency paradoxically, or alternative neurological conditions requiring assessment Unexplained fatigue or malaise that develops or worsens despite supplementation Concerns about medication interactions , particularly if taking metformin, proton pump inhibitors, or other medications affecting B12 metabolism [2] [4] Seek emergency medical attention (call 999) if you develop signs of a severe allergic reaction following B12 injection, including facial swelling, difficulty breathing, or widespread urticaria