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Results can be immediate, with sustained improvements over regular sessions
Supplementing with B12 alone is typically best when correcting a deficiency
[20] For nutritional deficiency without intrinsic-factor loss, shorter courses-such as 30-100 mcg intramuscularly daily for five to ten days followed by 100-200 mcg monthly-are often sufficient
People who do not benefit from vitamin B12 naturally due to absorption disorders, such as kidney disease or gastrointestinal diseases
[PMID: 39289323] PubMed record related to this compound for laboratory literature review
Although B-vitamin supplementation lowers blood homocysteine levels in older subjects, the long-term benefit is not yet known
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