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People with signs and symptoms of B-12 deficiency Anyone who is displaying any of the signs and symptoms of a B-12 deficiency or pernicious anemia should consult their doctor immediately
Very good
Liquid drops offer flexible dosing
When stratified by administration route, the mean percentage changes were: Intramuscular (IM): 307% Oral: 285% Sublingual: 199% IM administration showed the highest average B12 increase, although oral and sublingual routes also yielded substantial improvements, supporting their use as effective and less invasive alternatives
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