India's fair skin obsession takes risky pharma turn Health Glutathione Tablets Vs Glutathione Injections: Which Is Safer? Plixlife What is Hydroquinone? And Why is it controversial? , The gold standard for treating these darker patches was a topical skin lightening ingredient called hydroquinone, which works by reducing the Tretinoin vs. Hydroquinone: Which One Actually Treats Dark Spots, Wrinkles, and Aging? Glutathione + Collagen Concentrated Face and Body Care Serum 100ml Glutathione has anti aging effects since it helps our body eliminate toxins and wastes that may hasten our aging process. Arbutin is a widely used skin lightening agent derived from hydroquinone.