Now, glutathione inhibits the action of the tyrosinase enzyme, which contributes to melanin synthesis
Ayesha, As a medical professional, I was skeptical about glutathione supplements

Liposomal Glutathione by Designs for Health delivers 100 mg of glutathione in its active form per serving, using liposomal technology for fast absorption starting in the mouth.* It helps support healthy glutathione status, immune function, antioxidant status, and the liver's natural ability to remove toxins, including heavy metals.* Liposomal Glutathione helps support immune function and the liver's natural detox process by restoring the body's most powerful antioxidant.* Its optimized liposomal delivery helps your body absorb glutathione more effectively than traditional glutathione supplements.* Individual results may vary based on age and overall health.* Key benefits include support for healthy glutathione status, immune function, antioxidant status, and the liver's natural detox support including healthy removal of heavy metals.* These benefits are enhanced by liposomal technology, which wraps glutathione in tiny protective spheres for fast absorption starting right in the mouth.* Take 1 mL (approximately two pumps) twice daily and hold in the mouth for 30 seconds before swallowing, or as directed by your healthcare practitioner

Hyland Jr SS, Maeso AD, Rogers M, Goforth M, Brolinson PG
A novel mechanism for ERK-dependent regulation of IL4 transcription during human Th2-cell differentiation