This is a clean, easy-to-measure setup
The testicular-maintenance, fertility-preservation and PCT uses described on this page are off-label
A- In some patients, it only takes a few weeks to notice an increase in energy levels and improvement in nerve symptoms, although a full cure can take much longer, depending on how bad the deficiency is and how compliant the patient is
Oral supplements: can work for mild deficiency and maintenance in people who absorb B12 normally, but tend to take longer and are less reliable when absorption is impaired
The results from the female sex injection are not permanent, but are thought to last up to 1 year
(2021) The efficacy of intramuscular injection of vitamin B12 in the treatment of acute herpetic neuralgiaa prospective pilot study