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Not having enough B12 can cause tiredness, tingling, memory issues, or mood shifts
This results in faster and more efficient absorption compared to oral tablets
Chang CH, Tsai WC, Lin MS, et al
Mechanism of Action: Cyanocobalamin is a synthesized form of vitamin B12, essential for DNA synthesis, red blood cell formation, and neurological function
When deficient, you may feel chronically fatigued, no matter how much rest you get
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