glyco-l glutathione skin whitening serum Super Brightening, Anti Aging with Hyaluronic Acid (2.3oz). : Beauty & Personal Care Glutathione Serum
Description
Hematocrit and reticulocyte counts should be repeated daily from the 5th to 7th days of therapy and then frequently until the hematocrit is normal

Long-term glutathione supplementation has been shown to lower zinc levels in some cases, but this can be easily countered by increasing dietary zinc or through supplementation

Diabetologia (2020) 63:267588

He's mentioned athletes using these compounds, though he clarifies these are not medical recommendations
