Moderate drinking will not make you fat. Orange juice has 45 calories per 100 ml, which is a low-calorie beverage. It will not cause obesity after ingestion, so it can be safely drunk. From a nutritional point of view, orange juice is rich in fruit acid, fructose and vitamin C, which can stimulate appetite, enhance human immunity, soften blood vessels, lower blood pressure and blood lipid. It is recommended to pay attention to self-regulation and not to overeat.