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without the need for IF, and that high doses (1000 g per day) of oral B12 can therefore be effective even in pernicious anaemia

Unopened, lyophilized peptide vials should be stored at -20C, protected from light and moisture, in their original sealed packaging

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Brown or amber coloring means oxidation has occurred

Other Considerations: Monitoring: Regular monitoring of vitamin B12 levels, complete blood counts, and neurological function is advisable, especially in long-term use

It occurs more commonly in people who have other autoimmune diseases such as thyroid diseases, Addisons disease and vitiligo