b12 injections side effects list Vitamin Stomach: Causes and Management – Bolt Pharmacy Size:25 ml (0.8 oz.) Since vitamin B12 is blue black
Since vitamin B12 is water-soluble, the body gets rid of the extra amounts through urine.
In This Article What is Vitamin B12
blue black
Size:25 ml (0.8 oz.)
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 problems—these 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