The 28-day figure is a conservative extrapolation applied from general multi-dose compounded injectable guidance
Other ways to raise your B12 If injections are not right for you, there are other options: oral B12 tablets or sublingual drops, more B12-rich foods like fish, eggs, and fortified cereals, or a full weight loss program that combines nutrition, activity, and medical oversight
Weight management to reduce spinal load
The unamidated free-carboxylic-acid form binds with substantially reduced affinity and produces a different downstream signalling profile in cell-based assays
If given IV, it must be injected slowly (often over at least 5 minutes or diluted in a larger volume bag and infused)
These tools are for education only and do not replace your providers instructions