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Researchers often evaluate safety profiles, biological responses, and tolerability data as part of broader investigations
All use is strictly in vitro and for research purposes only
Update: Our readers suffer from pernicious anemia and need lifelong B12 shots, so we partnered up with a lab in the UK to offer vials of medical-grade methylcobalamin for $129 or less, which can bring the cost per shot down to $3.10-$3.90
It lands in our inbox, it comes up in conversations with researchers, and it's all over forums
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