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Pricing is current as of May 2026 and may change

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For more on how a dietary supplement B12 can help, its worth digging into the science

Vegans and vegetarians need to replace the nutrients by other means, B12 injections are an efficient and effective way to replace the nutrients lost from abstaining from meat, eggs, and dairy

Beyond supporting red blood cells, vitamin B12 is also crucial for healthy nerve and brain function and is involved in the metabolism of every cell in the body

However, we understand commenters' concerns that requiring a lookback period of 12 months from the date the MRF is posted may not result in data that truly reflects 12 months