A deficiency can lead to symptoms like lethargy and weakness, making it harder to tackle daily tasks
Peripheral neuropathy, subacute combined degeneration of the spinal cord, or cognitive impairment indicate more advanced deficiency and generally require intensive treatment over extended periods
It is involved in producing red blood cells, the functioning of the nervous system, and the metabolism of cells throughout the body
From undisclosedComments about Vitamin B-12 1000mcgMy vet has me administering 1x per week for 6 weeks then once a month
Also, its slightly slower than intramuscular administration
Since your body naturally does not make vitamin B12 on its own, you will have to take it from another source like animal-based foods, pill supplements, or injections