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A practical example of this is a single top-up injection every two to three months to keep your levels stable
Nothing I've read or the neurologist I saw read has convinced me oral b12 works as well for most people with PA or another absorbtion problem
B12 plays an essential role in brain function, helping to improve focus, memory, and overall mental clarity
1 2 3 4 "Microbial production of vitamin B12: a review and future perspectives"
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