Geref was later discontinued for commercial reasons
Alternatively, they may be deficient in B12 for other reasons
Taking high-dose oral B12 supplements can also greatly increase blood levels here, the same period of 7-10 days should be observed before testing
Data Extraction Extracted variables included study design, peptide agent and formulation, dosing regimen and route of administration when reported, musculoskeletal indication, comparator group, outcome measures, efficacy findings, and adverse events
These are great for when you need to be very precise or take small amounts, like when you need to change your insulin for meals or snacks