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Your B12 Monitoring Timeline Day 1 post-op: Start sublingual 500 mcg/day

"Environmental-friendly catalysts learned from Vitamin B 12 -dependent enzymes" (PDF)
Levels then return to baseline after approximately 21 days, longer than Enanthate, presumably due to the longer half-life of the decanoate ester (4)

Ang SF, Zhao ZS, Lim L, Manser E
