Sydney water does not have the efficacy and effect of treatment, but it is rich in water, vitamins, mineral elements and other components, and has some nutritional value. Sydney is a common fruit in life, it contains a lot of water and energy. Every 100g of Sydney can provide 362KJ energy, containing water 78.3g, protein 0.9g, fat 0.1g, vitamin C1.0mg, calcium 12mg, phosphorus 11mg, potassium 45mg, magnesium 13mg, nutrients are more abundant, high nutritional value. Appropriate drinking Sydney water is good for the body, it can provide energy and water for the body, supplement the nutrients needed by the body, help to maintain the normal physiological function of the organism. But as a kind of food, Sydney water does not have therapeutic efficacy and effect. Although Sydney water has many benefits, but also not suitable for excessive intake, it is recommended to reasonably control the amount of intake. Daily dietary diversity should be maintained to ensure balanced and comprehensive nutritional intake.