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 One of our products smells like rotten eggs?! It's actually because of an ingredient called Glutathione, which naturally contains Sulfur. But don't let the smell fool you this ingredient will make Does Glutathione Smell Bad? Understanding the Master Antioxidant Cymbiotika CYMBIOTIKA Smelly glutathione farts could be explained by gamma glutamyltransferase (GGT)., As mentioned in this video, GGT provides specific bacteria cysteine to make smelly farts. Watch this video to learn Glutathione Side Effects: Everything You Need to Know Hone Health Does Glutathione Smell Bad? Understanding the Master Antioxidant Cymbiotika CYMBIOTIKA