If a serum smells bad it usually means it works., This glutathione serum smells like rotten eggs and thats your first clue its highly concentrated. Glutathione is known for targeting I love how lypospheric glutathione makes your breath smell like burnt cat hair for hours. #bonus Does Glutathione Smell Bad? Understanding the Master Antioxidant Cymbiotika CYMBIOTIKA I love how lypospheric glutathione makes your breath smell like burnt cat hair for hours. #bonus What is the Smell of Glutathione and Why It Matters for Your Health Cymbiotika CYMBIOTIKA What Happens When You Stop Taking Glutathione?