FDA Warning: Injectable Lightening Agents Injectable glutathione and vitamin C for skin whitening are NOT FDA approved and come with serious risks: liver and kidney damage, infections, and long term health concerns. Antioxidants are often considered always beneficial but the reality is more nuanced., Glutathione, Current studies show that glutathione may support the growth of cancer cells in mice and human Glutathione S transferase T1 Polymorphism Contributes to Bladder Cancer Risk: A Meta Analysis Involving 50 Studies Mancheng Gong, Wenjing Dong, Ruihua An, 2012 Glutathione Benefits: The Secret to Better Health? IVDrips