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Improper handling or contaminated products may increase the risk of complications
Whether twice-daily dosing produced better outcomes cannot be determined from self-reported data alone
S2CID 4220926
Duration of Energy Boost and Mental Clarity The energy boost and mental clarity that come from a B12 shot can last anywhere from a few days to a week, depending on your body's metabolism and existing B12 levels
Regulators monitor injectable product misuse more closely each year
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