You can find it in foods like eggs, dairy, and meat
Beyond technique, knowing your baseline B12 status through biomarker testing can help your provider determine whether MIC B12 aligns with your metabolic profile
Sobo at Optimal Health Medical
Am J Physiol Regul Integr Comp Physiol 300:201211 Constantinou C, Fontes de Oliveira CC, Mintzopoulos D, Busquets S, He J, Kesarwani M, Mindrinos M, Rahme LG, Argils JM, Tzika AA (2011) Nuclear magnetic resonance in conjunction with functional genomics suggests mitochondrial dysfunction in a murine model of cancer cachexia
Front Pharmacol (2021) 12:750380
Novo Nordisk's Rybelsus showed that transcellular gastric absorption, boosted with SNAC, can partially get around the first two problems, but cannot solve the third