Contains low calories
If you are looking for a beverage that does not cost you a ton of calories, then go for grapefruit juice. A medium sized grapefruit can provide about 70 calories, with a generous amount of the required Vitamin C and Vitamin A.
Supports Immune System
Based on a 2,000 calorie diet, a medium sized grapefruit contains about 128 percent of the daily-recommended intake of Vitamin C. Therefore grapefruit juice strengthns the immune stystem, and can fight off common cold and other illnesses.
Studies have indicated that regular consumption of pection (a naturally occuring substance found in grapefruit and other fruits), helped reduce Low-density lipoprotein (LDL) cholestrol. As pectin does not from the juice, but from the seeds, membranes and the thick white pith of the grapefruit, it can be eaten whole for the full effect as well.
Alerting and reduces stress
Citrus scent is popular for being a refresher and provide a sense of calmness that reduces stress levels. If anxious and tired, the scent of grapefruit (as it is squeezed in a cup), can help in keeping the mind alert, and content.
Keeps the body hydrated
Similar to watermelon and cucumbers, grapefruit is mainly made up of water. Therefore if you are feeling dehydrated, drink up a glass of grapefruit juice. Especially on a hot day, where you lose water due to sweating.