Tab. III.

The effects of selected nutritional supplements on various ocular manifestations and their food sources.

Natural compounds	Food sources	Benefits for the eyes	References
Vitamin A	Almonds, carrots, tuna	Beneficial in retinitis pigmentosa	[31]
Melatonin	Fish, milk, eggs, seeds, pistachio	Neuroprotectant, IOP regulation	[34]
Taurine	Sea food, turkey, seaweed	Prevents retinal degeneration and light-induced damages	[52]
Omega-3 fatty acids	Fishes (mackerel, sardine, salmon)	Prevent inflammatory damage, reduce IOP, beneficial in dry eye disease and AMD	[66]
B-Vitamins	Milk, cheese, eggs, fishes, leafy vegetables, chicken	Antioxidant, neuroprotective, decrease cataract incidence	[60]
Palmitoylethanolamide (PEA)	Egg yolk, peanuts	Anti-inflammatory, retino-protectant in glaucoma and diabetic retinopathy	[78]
Saffron	Flower of Crocus sativus	Anti-inflammatory, anti-oxidant, protection against light damage to photoreceptors	[90]