A different paper suggests that there is no evidence that reduced food intake over the course of a few days reduces liver glutathione [82]
L., Koch M., et al., Larger Interface Area at the Human Myotendinous Junction in Type 1 Compared With Type 2 Muscle Fibers, Scandinavian Journal of Medicine & Science in Sports 33, no
Combination Therapies : Glutathione can also be combined with other skin-lightening agents or antioxidants, enhancing its overall effectiveness
Antioxidation, Antiglycation, Melanin Removal 3 STEP Neatness removal + Clear Skin + White Skin
The honest answer is: it's more interesting than most peptides in this space, the mechanism is real, there's some legitimate clinical evidence and there are also significant gaps in the data that the internet tends to paper over