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Tag: Maximum b12 intake

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What is the maximum intake of B12 per day?

4 min read
According to the National Institutes of Health, the recommended dietary allowance (RDA) of vitamin B12 for adults is 2.4 micrograms (mcg) per day, but many supplements contain significantly higher amounts. This often leads to the question, what is the maximum intake of B12 per day, and is a high dosage actually safe?