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Vitamin B12 deficiencies are characterized by: Muscle weakness or fatigue Digestive problems Nervous system disorders Heart damage Most people get enough vitamin B12 just by eating a diet that includes animal products
Stay here if results and tolerance are already good
While true deficiency can cause serious problems, many people end up taking doses far higher than they need
B12 injections are generally considered safe for many individuals when recommended and administered appropriately by a qualified healthcare professional
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