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PubMed Robert A, et al
There is no published human cycling RCT, so these durations are research-planning conventions rather than clinically validated regimens
Even when ulcers form from other triggers, B12 deficiency hampers the healing process
Whether metabolic benefits (improved insulin sensitivity, reduced visceral fat) persist, partially reverse, or fully reverse is unknown
PubMed Wang X, et al
Other medications, such as the antibiotic chloramphenicol or certain chemotherapy drugs, can also affect how your body processes vitamin B12
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