A healthy liver naturally produces glutathione and it is necessary for maintaining healthy functioning throughout the body. It can also be found naturally occurring in a number of different types of foods including meat, vegetables and fruit. Glutathione supplements are often recommended for people who want to treat a wide variety of ailments. Among them are hepatitis and other forms of liver disease, kidney disease heart disease, high cholesterol levels, atherosclerosis, asthma, alcoholism, diabetes and even cancer. Glutathione is an antioxidant that helps build up the defense systems of the body, so it is often used to treat chronic fatigue syndrome, auto-immune disorders and other conditions that are worsened by a weak immune system. Because it is an antioxidant, glutathione supplements are often recommended for people experiencing Parkinson's disease, Alzheimer's disease and osteoarthritis. In a vapor form it can be inhaled to treat lung diseases, such as cystic fibrosis and idiopathic pulmonary fibrosis.

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