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10.1007/s10545-016-9991-4

Nature 519 , 477481 (2015)

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Temporarily lowering the dose then ramping back up

A 2019 pharmacokinetic study published in the Journal of Clinical Pharmacology found that subcutaneous glutathione injections achieved 88% bioavailability compared to intravenous administration

However, much of that research involved very specific combinations of multiple antioxidants at extremely high doses
