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Levels in the 400-500 range usually indicate a deficiency, especially if coupled with the symptoms above

This is the reason that many B12 supplements (whether they are in a pill form or even a tincture taken sublingually) often have 16,000%+ of your daily recommended intake of B12 in a single serving

Pregnancy and breastfeeding require individualized risk-benefit assessment

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What Is the Best Way to Treat Vitamin B12 Deficiencies

How much do the injections cost
