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However, the available human evidence does not clearly support these claims
Most people feel the effects for about one week
Pernicious anemia, which rarely shows up before age 60, is treated with prescription strength vitamin B12
Blood sugar instability, micronutrient deficiencies, and inflammatory dietary patterns all impair brain function
[12] [13] Their side effects are well documented and generally mild (headache, flushing, nasal congestion, dyspepsia)
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