It's a good idea to have a drink, but I'm not sure if I'm going to be able to get a drink that's not going to be able to help me out.
The Chinese dietary guidelines recommend that people consume 300-500 grams of vegetables and 200-300 grams of fruit a day, which is not enough for the average person.
Drinking fruit juice can replenish a certain amount of VC, carotene and so on.