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Without enough B12, the body can develop megaloblastic anemia

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Combined with regular medical supervision helps provide effective treatment

Collected fractions were run on SDS-PAGE to verify protein expression and dialyzed into storage buffer (25 mM Tris [pH 8.6], 20% glycerol, 100 mM NaCl, 1 mM DTT)

For 2026, the Work RVU (wRVU) is locked at 0.17 , while the Total Non-Facility RVU is finalized at 0.43 for office settings

Olasupo Odunsi, MD, Medical Director Reviewed July 5, 2026 If you're constantly tired and your metabolism feels stuck, low B12 could be part of the problem