Although cell models enable targeted investigation of lipid metabolism, peptide absorption, and signaling pathways, they lack the systemic complexity of living organisms, including organ interactions and metabolic pathways, and do not replicate in vivo digestive processes
Still, the regulators successes have been few and far between
While most people obtain sufficient B12 through their dietprimarily from animal products such as meat, fish, eggs, and dairycertain individuals may struggle to absorb or consume enough of this vitamin, leading to a deficiency
Database 2015:
11 Women at high risk of or with known vitamin B 12 deficiency should supplement with vitamin B 12 while pregnant or breastfeeding
There is a chance that the injection site can become red or slightly inflamed (red slight bump) afterward but not in all instances