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Vitamin B12 (1,000-5,000 mcg per mL): either cyanocobalamin (synthetic, stable form) or methylcobalamin (active form)
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Ideal for high performers, athletes, and anyone looking to enhance their daily vitality
In the United States, patients usually receive vitamin B 12 injections of 1 mg/d in their first week of treatment
B12 injections help keep these levels low and help prevent heart disease
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