Zeaxanthin is a member of a group of plant-produced compounds called carotenoids. It is found in foods such as corn, egg yolks, orange juice, honeydew and mango. Zeaxanthin is structurally related to another carotenoid called lutein. Both are the predominant carotenoid pigments naturally found in the macular region of the human retina, and both demonstrate antioxidant activities. Zeaxanthin supplementation is likely safe when used orally and appropriately 1.