For individuals with pernicious anemia, maintaining consistent B12 levels through injections can enhance long-term well-being and quality of life, allowing them to remain active, mentally sharp, and physically healthy
Biomedicines, 13(10), 2483
A further consideration is the use of acid-suppressing medicines
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Analytical verification requires reverse-phase HPLC with UV detection at 214-220 nm to confirm retention time consistency and peak purity above 95%, while mass spectrometry (MALDI-TOF or ESI-MS) can confirm the expected molecular ion at 1419.53 Da and identify any truncation or oxidation products
Its worth noting that adverse effects are not common with high supplemental vitamin B12 intake, however, there is also no strong evidence to show that it has benefits in people who are not already deficient (largely due to the fact that your body only stores as much B12 as it needs and any excess will be excreted through your urine)
