You take Vitamin B12 injections at home as prescribed by your doctor if: You have a vitamin B12 deficiency
Smaller draws demand steadier technique
Some of the symptoms of B12 deficiency are: Weakness, tiredness, or lightheadedness
Energy production at the cellular level depends on key nutrients involved in metabolic pathways
A deficiency can also cause issues such as diarrhea, nausea, vomiting, lack of appetite, weight loss, pale skin, numbness and tingling in your hands and feet, confusion, irritability, depression, and behavior changes
Despite a recommended daily intake as low as 6 micrograms, B12 deficiency remains common, particularly among individuals following vegan or vegetarian diets