To combat cataracts and cloudy vision think yellow, orange and green. The herb Turmeric helps protect against the formation of cataracts. Yellow and orange colored fruits and vegetables including carrots, mangoes, sweet potatoes, oranges, orange bell peppers, squash, tomatoes, and dark, leafy greens such as kale, collard greens, wheatgrass, etc. help protect against cataracts, cloudy vision and macular degeneration.