can you give b12 injection in deltoid Shots at Home: How, Where & How Often to Inject Yourself Practice Nursing - You know
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Vitamin B12 injections may be recommended for men experiencing low energy, fatigue, or symptoms associated with vitamin B12 deficiency

However, no research directly compares continuous use versus cycling protocols (such as 12 weeks on, 4-8 weeks off), leaving optimal long-term strategies somewhat uncertain

Your GP can determine the specific cause through clinical assessment and targeted investigations
When methylation is impaired, it affects the production of serotonin, dopamine, and norepinephrine, which are essential for maintaining mood balance
Anyone considering it should consult a qualified clinician before use

The body needs more time to restore B12 stores before showing any improvement when starting from a very low initial B12 level
