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Over time, regular use can support baseline levels
Vegetarians and vegans may also experience B12 deficiency, because animal products are the most common source of dietary B12
There are no significant restrictions, but you should avoid vigorously massaging the injection site for a few hours
Analytical Method & Instrumentation Method:ICP-MS per ICH Q3D(R2) / USP / ChP 0412 Instrument:Agilent 7900 ICP-MS (SN: JP17186) with He collision mode Sample Prep:Closed-vessel microwave digestion (CEM MARS 6): 52.7 mg + 5mL HNO(suprapure) + 1mL HO (30%) Digestion:Ramp 20min 200C, hold 15min, cool to RT, dilute to 50.0 mL (Milli-Q, 18.2 Mcm) Calibration:Multi-element std (NIST SRM 3100 series), 5-point external cal
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