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Ever since B12 emerged in the 60s, when it was often mixed with amphetamines, and then later, when everyone from Madonna to Margaret Thatcher was trying it out, its efficacy has been the subject of debate
Vitamin B12 injections: what they can and cant do
Research framings commonly use morning, once daily
Nasser Nasseri, M.D
Avoid self-dosing or altering dosages without professional guidance
While this does not guarantee human safety, it provides encouraging preliminary data
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