This is especially common at higher doses (above 500 mg per day) or when capsules are taken on an empty stomach
A 2017 randomized, double-blind, placebo-controlled trial (N=34) published in the journal Functional Foods in Health and Disease found that 500 mg/day of oral glutathione for 4 weeks reduced ALT levels by a mean of 11% in subjects with fatty liver [10]
If a person suspects either of these conditions, they should contact a doctor to receive appropriate treatment.
One way it does that is by supporting T cells and natural killer cells, white blood cell types that help phagocytic cells like macrophages to attack foreign invaders and protect you from infection. 3
So why aren't we using it
If a person prefers an oral, research-backed supplement, Tonums Motus (oral) offers human clinical data showing measurable metabolic benefits