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By boosting glutathione levels, NAC helps protect cells from damage caused by oxidative stress, something that can build up from exercise, pollution, or everyday living
For borderline B12 results, additional tests such as holotranscobalamin, methylmalonic acid, or homocysteine may be helpful
They will determine if you have a deficiency and prescribe the correct dosage
This is not arbitrary
Over time, however, symptoms are likely to become more noticeable
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