does vitamin b12 injections have any side effects do Too Much B12: Is It Bad for Your Health? – Vitamin B12 Shots: Uses, Benefits,

If you have an underlying health condition like kidney disease, or if you take medication that interferes with B6 metabolism or absorption (such as oral contraceptives, hypertension drugs like hydralazine, and others), ask your doctor about appropriate supplement dosing

Reduces stress and mood swings : Functioning as a key regulator of mood and emotional stability, this essential vitamin is integral to psychological well-being

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No side effects after the first few days

Persistent fatigue, numbness or tingling, cognitive changes, unexplained loss of appetite, or gastrointestinal conditions that impair absorption are reasons to test