Bilberry, a bioAavonoid found in members of the grape family (including English blueberries), has a well-known positive effect on night vision; it helps the eye accommodate to changing light conditions more efficiently. Bilberry contains compounds that:
- Provide purple pigment to your retina (the rods) for night vision;
- Improve circulation of the blood vessels of the eye; and
- Work with vitamin C to strengthen collagen in the eye.
Bilberry can be obtained by eating purple grapes, cranberries, or blueberries.
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