Natural Factors Lutein 20 mg also contains zeaxanthin, both of which are antioxidant carotenoids concentrated in the eyes. Their role is to protect the lens and retina against damage caused by toxic free radicals and exposure to sunlight.
Lutein and zeaxanthin are antioxidant carotenoids concentrated in the eyes, where they protect the lens and retina from damage caused by toxic free radicals and exposure to sunlight. Natural Factors calls on LuteinRichMCa complex of pure, highly concentrated, naturally-occurring lutein and zeaxanthin extracted from marigold petals. LuteinRich is non-irradiated and non-GMO.
Lutein appears to offer significant protection against macular degeneration
May protect against cataract formation and coronary heart disease