Conjunctivitis can be really painful with red and swollen eyes. Although you get eye drops or pills to treat it there are some home remedies that you can try to relieve the pain and redness of the eye and thus help in quick relief. #1 Carrot and spinach juices Raw carrot and spinach juices are known to be effective in dealing with conjunctivitis. You need to mix 200 ml spinach juice with 300 ml carrot juice and drink daily. As vitamin A in carrots and vitamin B2 in leafy vegetables keep your eyes healthy and thus prevent infections. #2 Coriander