Can Glutathione and NAD+ Be Taken Together? Separating Myths From Facts Exploring Peptides Glutathione (GSH) and NAD are both critical for cellular health, energy, and repair. Yet, they function very differently in the body. The question I'm often asked is, "Which one do I need Confused between NAD+ and Glutathione? Both are powerfulbut they serve very different purposes. NAD+ boosts your energy, brain function & slows aging from within Glutathione detoxifies your body & NAD vs Glutathione: Key Differences and Benefits Explained Goldman