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This is after its chief, David Kenley, admitted several months ago that there is no proof it had any body-enhancing effects in humans
What we care about most, though, are interventional studies, where people are randomized to B12 so we can see what happens
Vitamin B 12 (cobalamin) is a water-soluble vitamin obtained through the ingestion of fish, meat, and dairy products, as well as fortified cereals and supplements
A 2025 systematic review found: After analyzing 985 resultant articles and 5 records identified outside of the databases through citation tracking, 10 studies that met the inclusion criteria were included in the systematic review
