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. Carotenoids have shown beneficial effects in reducing the risk of cancer, heart disease and eye disease, and enhancing the immune response.
Cataracts is a condition where the lens of the eye becomes clouded.
As the condition progresses, a decreasing amount of light penetrates the lens, causing objects to appear blurred and distorted. D Dry AMD occurs in 90 percent of the reported cases and is marked by small yellow spots called drusen accumulating behind the macula. Back to top F Free radicals are dangerous compounds formed in the body as a result of oxidation. Free radicals can cause harm to the immune system and may be responsible for some of the changes of aging. G Glaucoma involves the build-up of fluid pressure inside the eyeball, causing damage to the optic nerve and partial or total vision loss.