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Generally, the recommended dietary allowance (RDA) for vitamin B12 is: 2.4 mcg per day for adults
The combination of sterile water and benzyl alcohol adds an anti-bacterial element meaning that repeated withdrawals can be made from a single vial
Reconstituting lyophilized research peptides, diluting injectable medications, and preparing multi-dose solutions that require shelf-life preservation
Because the preservative protects the solution between uses, it reduces the risk of bacterial contamination from repeated needle insertions
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