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ISO/IEC 17025-Accredited Laboratory Release Sealed vials proceed to an external testing partner accredited under ISO/IEC 17025, operating independently of the synthesis facility
The purpose of the test is to know if your B12 levels are in range, and also to know the risk in advance and take preventive measures accordingly
Shim DW et al
Unlike licensed medicines, food supplements do not require pre-market proof of efficacy or safety only novel food ingredients require prior authorisation
Give them at least 90 days, and then see how you feel
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