Intravenous (IV) Glutathione provides direct delivery into the bloodstream, but requires ongoing clinic visits and may be less practical for long-term use
Factors like age, stress, and environmental pollution can deplete your glutathione stores faster than your body can replenish them
OBryan MK, Schlatt S, Phillips DJ, De Kretser DM, Hedger MP
Another population-based study done in Asia [21] found a significant association of hepatoxicity with ethnicity, while it found no such association with sex or age
Here is the honest version: glutathione is a real and interesting molecule, but the popular idea that a glutathione IV reliably whitens or brightens skin is not well supported by strong clinical trials, and the safety data for IV use specifically is limited
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