AMD is the leading cause of irreversible blindness in the U.S. and other industrialized countries.
Antioxidants protect cells against damage from free radicals.
Antioxidants are found in many foods and some are produced in the human body. Types of antioxidants include carotenoids and flavonoids. B Bioavailability defines the amount of and the rate at which an active ingredient, such as lutein, reaches the blood system. Researchers examine the bioavailability of foods and supplements because nutrients cannot be beneficial if they never reach the intended target. Back to top C Carotenoids are oil-soluble antioxidants predominantly found in vegetables.