The human digestive system is highly efficient at breaking down proteins, and since glutathione is a tripeptide (a small protein), the stomach and liver often dismantle it before it ever reaches the bloodstream
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The initial in vivo assessment for safety and toxicological effects showed it to be well tolerated on models of rat, monkey and dog [1]
Glutathione Creams and Inhalation Topical creams and transdermal patches offer another route for glutathione supplementation
If your version of the tool includes an Other or custom vial amount field, enter 100 mg (or convert to the unit the input expects) and the outputs will scale accordingly