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To take the promise of something like leucovorin seriously, you need rigorous, double-blind, placebo-controlled, transparent trials, says Lerner
See what research suggests in the Concerns and Cautions section of our article about beetroot juice and supplements
For example, one study found that taking 1,0002,000 micrograms orally in properly timed doses helped improve levels as much as injections
There are several health benefits of B12 shots that people are not aware of
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