tomato contains a high percentage of water in its composition (94%) and a low content of carbohydrates. features in its constitution vitamins and minerals stand where the carotenoids, in particular lycopene, vitamin c and folic acid as well as magnesium and potassium. lycopene is an antioxidant and protects cells from assaults caused by free radicals help in preventing cardiovascular diseases and some types of cancer, such as colorectal and prostate. tomato has other important antioxidants such as beta-carotene and vitamin c.