While some epidemiological studies have raised questions about growth hormone and cancer risk, the evidence remains inconclusive after decades of clinical use
The UPR, crucial for innate and adaptive immunity, is activated in this situation, suggesting its role in regulating and maintaining the immune response in vitiligo.42 Another recent study analyzed the role of mitochondrial energy metabolism in melanocytes from vitiligo patients, finding reduced ATP production, increased proton leakage, altered expression of glycolytic enzymes, and hyperactivity of the PGC1 axis
Human data: No human clinical trials have been conducted or published
Bibcode:1993NewPh.125...27S
However, under the care and supervision of a knowledgeable medical provider, you can safely get glutathione for skin lightening