The article covers most of the important protection measures but forgets to mention
Higher vitamin D status reduces AMD incidence
Green Tea will help prevent the damage that leads to AMD
Potential of melatonin to treat or prevent age-related macular degeneration through stimulation of telomerase activity.
same will apply to curcumin and resveratrol Ginkgo.
Don't forget that what is causing the damage is the result of hyperglycemia and that's associated with a high carbohydrate diet. Cut out the refined carbohydrates and caloric sweeteners and anything that raises blood glucose high and fast and you'll not only reduce your risk of obesity, diabetes and Alzhiemer's but also cancer and AMD.
Dietary hyperglycemia, glycemic index and metabolic retinal diseases.
If your a high risk person then zinc and omega 3 are probably the best options (along with the other suggestions) I don't suppose I have to remind people here about the AMD dangers of smoking.