The effects of tomato juice are as follows: 1. It can improve the beauty of the skin because tomato juice is rich in vitamin C, which can regulate the metabolism of skin pigments and promote the formation of collagen. 2. It can reduce the risk of prostate cancer, and lycopene has a positive effect in reducing the risk of prostate cancer. 3, it can quench thirst, and for people who are thirsty and have lost their appetite, drinking tomato juice can have a good effect of quenching thirst.