a diet high in beef, fish, broccoli, garlic and onions, because all of these contain sulfur, which is a main building block of glutathione.
Beef, chicken, fish, cottage cheese and brown rice, because they are high in selenium, another building block of glutathione
Sleep 9 hours every night. That is one of the most important ways to keep glutathione levels high
Gerrit Keferstein is a Medical Doctor specialised in Performance & Functional Medicine. He is most known for his work on the optimisation of recovery and adaptation in elite athletes.