* Blueberries (and their European cousins, bilberries) have positive effects on visual acuity and the prevention of [[Macular Degeneration]].
* Marine Phytoplankton : its high antioxidant content helps improve eyesight.
* Astaxanthin is a red pigment found in different strains of algae, phytoplankton and plants and is extremely beneficial for your eyes.
== Warnings ==