Glutathione, when used as a supplement for skin whitening, has been shown to be safe and effective in numerous clinical studies, and according to a double-blind placebo-controlled clinical trial by National Institute of Health [1], Glutathione treatment has been proven to significantly lower the skin melanin index of study participants after a few weeks of use
If symptoms persist longer, consult a healthcare provider
Supplement, it really comes down to individual needs, lifestyle, and health conditions
That would likely result in lawsuits from the industry, says Abha Kundi, an attorney at ArentFox Schiff who focuses on FDA regulatory law
Methods Materials All the chemicals were purchased from Sigma-Aldrich or Alfa Aesar unless otherwise specified