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Recommended course of B12 injections As Gordon Skinner explains, successful B12 replacement is usually a therapeutic joy
Deficiency causes multiple problems, but adequate or excess B12 provides nothing but benefits to your energy, strength, and mental sharpness
Likewise, various prescription medications may affect B12 levels or B12 may interfere with their action
2) Can high vitamin B12 levels cause cancer
Im not sure how long that takes
But if youre struggling with persistent fatigue and cant find a cause, a blood test can help determine if B12 is the missing link
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