be useful in combating age-related eye diseases, such as macular degeneration (AMD) or cataracts. Retinol and beta-carotene (pro-vitamin A) are involved in signal transmission during the visual process and [...] fruit and vegetables, such as green cabbage, spinach, broccoli, lamb's lettuce, paprika or apricots. Retinol (vitamin A1) is most notably present in animal foodstuffs such as liver, fish, dairy products and