Should I Take Glutathione or NAC? A Comprehensive Guide to Two Powerful Antioxidants Cymbiotika CYMBIOTIKA Dr.B GLUTA GOLD SPRAY by Aavderm * Introduction Dr.B Glutagold Spray is a sublingual Glutathione which is faster and most effective in action due to it 95 percent absorption rate as it NAC is a great supplement. It's awesome stuff to support healthy lungs. NAC is a known mucolytic. That is a fancy term meaning breaking up mucus. Now, research does show that NAC IV or Oral Glutathione Which Works Better? At LaserTreat, we get this question all the time! Here's the truth IV Glutathione delivers 90100% absorption, while oral supplements NAC Dr. Randolph's Wellness Store