can you use expired b12 injections Hi I bought the injectable liquid but there's no by date on it or how long have to use it once it's opened. Anyone know the answer? TIA x B12 Shots at Home: How,

People Experiencing Unexplained Fatigue or Brain Fog Even without a formal diagnosis of deficiency, many people feel chronically tired, foggy, or unmotivatedsymptoms that can stem from suboptimal B12 levels

2.5 mg dose in a 12 mg vial: Target 50 units (0.5 mL)

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Those with Poor Diets: Individuals who dont consume a balanced diet may be at risk of vitamin B12 deficiency