100 grams of juice provides 84 percent of the daily requirement of vitamin C. Tomato juice also contains large amounts of lycopene, the use of which in cancer prevention has been confirmed by many studies.
In addition, tomato juice provides 22 percent of the daily requirement for vitamin A, 13 percent for vitamin B6, and 12 percent for vitamin B9.
It is also a good source of fiber and potassium.