Vitamin A plays a crucial role in vision by maintaining a clear cornea, which is the outside covering of your eye.
Vitamin E
Many eye conditions are believed to be associated with oxidative stress, which is an imbalance between antioxidants and free radicals in your body (7Trusted Source, 8Trusted Source).
Vitamin C
Like vitamin E, vitamin C is a powerful antioxidant that may protect your eyes against damaging free radicals (14Trusted Source).
Vitamins B6, B9, and B12
Researchers have also studied several B vitamins for their impact on eye health, particularly vitamins B6, B9, and B12.
Riboflavin
Other B vitamins researched for eye health include riboflavin. Riboflavin can lower eye oxidative stress as an antioxidant (22Trusted Source).
Niacin
The main function of niacin (vitamin B3) in your body is to help convert food into energy. It can also act as an antioxidant (26Trusted Source).
Lutein and zeaxanthin
Lutein and zeaxanthin are part of the carotenoid family, a group of beneficial compounds synthesized by plants.
Omega-3 Fatty Acids
A polyunsaturated fat, omega-3s. Docosahexaenoic acid (DHA), an omega-3, is abundant in retinal cell membranes (37Trusted Source).
Thiamine
Thiamine, or vitamin B1, plays a role in proper cell function and converting food into energy (42Trusted Source).