Yes, it's good. As we know that pink eye can also be called as Conjunctivitis, which is an eye infection commonly known by many people. And if you have the pink eyes, you may experience symptoms such as redness, itching, discomfort and eyelid swelling. They will make you feel uncomfortable and annoyed. But there are many ways to relieve the symptoms. For example, you can drink lemon juice. Lemon juice contains vitamin C and many other nutrients. Vitamin C is known for helping boost immune system function and fighting infection, and drinking lemon juice may provide some benefits in this respect. Anyway, it's good to drink lemon juice for people who have the pink eye.