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Aliquoting into smaller vials with fewer punctures per vial is the best strategy for protocols requiring many doses
Formulators usually reach for it when the goal is to support skin that looks thin, slow to bounce back, or marked by older, stubborn lines
It is listed as a rare adverse reaction in UK product information for both oral and injectable B12 preparations, and most people tolerate B12 supplements well even at high doses
Yatsuhashi, H., Furuyashiki, T., Thi Vo, P
Statements Author contributions ZQ: Writing original draft, Writing review and editing
Zhu Q, et al
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