A single vial can last weeks while remaining sterile
Nevertheless, oral vitamin B12 replacement in patients with pernicious anemia remains uncommon in clinical practice
Vegetarians, people who've had weight loss surgery, and anyone taking medications for acid reflux or diabetes are also commonly affected
Similarly, the active form of Folic Acid is called 5-Methyltetrahydrofolate (or 5-MTHF) and it too has a methyl group attached and ready to donate
Chloramphenicol Interactions
see Table 1) ( TABLE 1 Vitamin B12 Adequate Intake [AI] across life course ( Comparable age groupings are proposed in the Dietary Guidelines for Americans, though the recommended intake levels differ, beginning at 0.5 g in infancy, increasing to 2.4 g for adults, and rising modestly during pregnancy and lactation (2.6 g and 2.8 g, respectively