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doi:10.1016/j.pbi.2007.04.009
If your body is unable to absorb and store vitamin B12, your healthcare professional may prescribe frequent injections, which can vary from weekly shots to one every four weeks
Most patients receive training from their GP practice nurse before being deemed competent for self-administration
Up to 20% of people over 60 may become deficient according to UCLA Health (2022), and the National Institutes of Health estimates that 10 to 30% of older adults cannot absorb naturally occurring vitamin B12 from food
For the comparative framing with peptides in the longevity-research category, see The Best Longevity Peptides for Research in Canada
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