Could there be unwanted effects, like cancer or tumor growth
VITAMIN B12 Vitamin B12 injections are a great way to boost your energy levels, support brain function, and improve overall well-being
Liver Disease: Vitamin B12 stored in the liver can enter the blood in response to damage from conditions such as cirrhosis, hepatitis, or liver cancer 7
persistent skin wounds, aggravation of acid-induced skin lesions and formation of keratitis-like lesions in the cornea), acquired cold and heat urticaria, psoriasis, bullous pemphigoid, eczema, photodermatoses, upper and lower airway disorders, specific and non-specific hyperreactivity, vasomotor rhinitis, asthma, chronic arthritis, and gastrointestinal lesions