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The efficacy of selenium supplementation on glutathione peroxidase activity appears to be connected to the level of serum iodine
Caveat: the control mice received sham injections that shortened their lifespans
doi: 10.1210/er.2015-1104 33
Folate deficiency is common in menstruating women, older adults, alcoholics, and those with gut issues or chronic health conditions
Two milliliters in a 30 mg vial gives you 15 mg/mL, which may be too concentrated for small doses
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