Yes. B12 Direct works only with government licensed laboratories. Our primary supplier has been manufacturing vitamins since 1969 and certified Good Manufacturing Practice (GMP, World Health Organisation) by Thai Food and Drug Administration.
Further we have have independently tested our vitamin B12 for quality and safety at Mérieux NutriSciences (Silliker, Vancouver CA). Our testing covers potency and common contaminants.
Posted in: Quality & Safety