Where to obtain L-Glutathione ?

Some sources of glutathione include fruits such as tomato, watermelon, grapefruit, oranges peaches and cantaloupe.

It is found in vegetables such as avocado, potato, spinach, okra, acorn squash, and asparagus. It is found in most meats as well.

Other vegetable sources like broccoli, cabbage, Brussel sprouts, cauliflower, kale, and parsley not only provide GSH - glutathione peroxidase, but it also stimulates the body to make more GSH. 

Since cooking destroys much of the glutathione, you will get more from eating either raw or steamed vegetables for the best benefits of L-Glutathione.