Swanson Vitamins Lutein Zeaxanthin Eye Support Softgel What Is Zeaxanthin? Benefits, Dosage & Food Sources Performance Lab Eye Nutrients Richard Manganiello, MD L Glutathione 500 mg, 30 Capsules (17970) Puritan's Pride Lutein and zeaxanthin are two antioxidants found in food that directly affect eye health. Most Americans don't get enough of these nutrients from food alone. Therefore, a supplement with these nutrients can