WO2014159994A1 Compositions and methods for removing the odor from glutathione when mixed in an aqueous system Google Patents Why does Faded Serum smell? Glutathione! an ingredient thats super effective at reducing the appearance of discoloration in weeks Glutathione has a cysteine chain that causes it to have a sulfur Does Glutathione Smell Bad? Understanding the Master Antioxidant Cymbiotika CYMBIOTIKA What is Glutathione? Is this skincare ingredient beneficial? One of our products smells like rotten eggs?! , Its actually because of an ingredient called Glutathione, which naturally contains Sulfur. , But dont let the smell fool you this ingredient will