Grapefruits are fruits that are high in fiber and low in calories, and they contain bioflavonoids and other plant chemicals that protect against serious diseases like cancer, heart disease, and the formation of tumors. Grapefruits increase the body’s metabolic rate, lower insulin levels, and give you a feeling of fullness. They assist the human body in fighting various conditions like fatigue, fever, malaria, diabetes, constipation, indigestion, urinary problems, excess acidity, and many more. Grapefruits have many health benefits and are also known to be powerful drug/poison eliminators. These fruits work as a natural antiseptic for external wounds and also function as a liver tonic. They contain a high amount of water, which helps to change the skin’s complexion and increase the body’s metabolic rate.