They may get little to no B12 from their food, because vitamin B12 only occurs naturally in animal sources
Methods Data source and cohort This retrospective cohort study drew on data from the TriNetX Global Collaborative Network, a real-time clinical research platform that aggregates de-identified electronic medical records from more than 135 health-care organizations (HCOs) across the Americas, Europe-Middle East-Africa, and Asia-Pacific regions, encompassing over 130 million patient records
Fang WQ, Chen WW, Jiang L, Liu K, Yung WH, Fu AKY, et al
Sirtuin-1 (SIRT1) Gene Activation Loops: Tracking downstream epigenetic and structural cellular signaling
Signs you are escalating too fast Watch for these indicators that your dose is advancing too quickly for your postpartum body: Persistent nausea lasting more than three days after a dose increase Inability to consume at least 1,500 calories daily (1,800 or more if breastfeeding) Noticeable drop in breast milk supply Fatigue significantly worse than your postpartum baseline Weight loss exceeding three pounds per week consistently Dizziness or lightheadedness, especially when standing If any of these occur, the standard recommendation is to hold at your current dose for an additional four weeks before attempting another increase