What Does B12 1000 mcg Do? Your Comprehensive Guide
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5 min read
While the recommended daily intake of vitamin B12 for adults is just 2.4 mcg, a 1000 mcg supplement is a common dosage for those with or at risk of a deficiency. Understanding what does B12 1000 mcg do requires looking beyond simple energy boosts to its critical functions in nerve health, DNA synthesis, and red blood cell production.
