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Benefits of B12 injections: Increases energy levels Helps reduce tiredness and fatigue Supports a healthy nervous system Improves concentration and mental clarity Aids red blood cell production Supports a healthy immune system Helps maintain normal metabolism Why choose a B12 injection

Compounded medications are custom-prepared and not reviewed by the FDA

Transport across the BBB Specialized permeable zones Similarly, amino acids and certain hormones crucial for brain signaling and health can cross, albeit through specific transport mechanisms

So mention his opinion by all means, but just don't allow it too much gravitas

The authors also noted the critical limitation: no human data exists to confirm whether these effects translate to clinical outcomes in people