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Oral B12 supplements require daily intake and have much lower bioavailability only about 1 to 2% is absorbed without intrinsic factor.
Its value in a clinical setting comes from what it is not: it does not disrupt appetite, hormones, insulin, or IGF-1
Nasseri focuses on preventative wellness, helping his clients stay ahead of health concerns with a holistic, individualized approach
Administration routes include intramuscular and subcutaneous injections
Mild side effects, like redness at the injection site, can happen but are typically no big deal
Deficiency can lead to macrocytic anaemia, neurological symptoms including peripheral neuropathy, cognitive changes, and fatigue
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