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les personnes sous traitement , notamment metformine, inhibiteurs de la pompe protons (IPP) ou certains antibiotiques, qui peuvent interfrer avec l'absorption de la B12
doi:10.1016/S1569-1993(03)00097-3
Marketing claims around 'reduced L-glutathione' or 'pharmaceutical-grade GSH' are irrelevant if the formulation doesn't address gut degradation
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