Your best insurance to protect yourself against such cases is to only accept injecting pure B12, mixed only with pure, preservative-free, sterile saline
Avoid offshore listings with extreme discounts and missing documentation
Mannitol and Lactulose tests are necessary in order to determine elevated intestinal permeabilityin people diagnosed with Hashimotos thyroiditis (Ihnatowicz et al
Jan 2011;72(1):34-42
A further important advance was made in the early 1960s by Doniach with the recognition that pernicious anemia is an autoimmune disease
Sikiric, P., Seiwerth, S., Grabarevic, Z., Rucman, R., Petek, M., Jagic, V., Turkovic, B., Rotkvic, I., Mise, S., Zoricic, I., Konjevoda, P., Perovic, D., Simicevic, V., Separovic, J., Hanzevacki, M., Ljubanovic, D., Artukovic, B., Bratulic, M., Tisljar, M., & Rekic, B