Today, the subtropical fruit can be found year-round in most grocery stores. The inside may be white, pink, or ruby. The bright yellow skin can range from relatively thin to thick. Many people choose to eat halved grapefruit raw and dusted with sugar or honey. But it can also be grilled, broiled, or served as a dessert in a variety of recipes. Grapefruit can be added to salads, salsas, or sliced and used to top fish. Because it is low in calories and a good source of fiber and vitamin C, grapefruit can be a smart addition to your diet.
Grapefruits are an excellent source of vitamin C and vitamin A. The following nutrition information is provided by the USDA. There are about 13 grams of carbs in a half grapefruit. Most of the carbohydrate comes from naturally occurring sugar 8.
There are also 2 grams of fiber in a half grapefruit. The glycemic load of half a grapefruit without any added sugar or honey is estimated to be 4. There is almost no fat in grapefruit. One half of a medium grapefruit has approximately 0. There is less than one gram of protein in half a grapefruit. Grapefruit provides small amounts of certain minerals, such as potassium, calcium, and magnesium.
The vitamins, antioxidants, and fiber in grapefruit provide several health benefits. Vitamin C is necessary for wound healing in the body. Both animal and human studies have shown that tissue repair and wound repair happens faster with vitamin C supplementation. But researchers are not sure if this benefit applies to those who are not deficient in the vitamin. Vitamin A, provided by grapefruit in the precursor form of beta carotene, is important for normal vision.
Vitamin A may also play a role in the management of age-related macular degeneration AMD. Other experts have investigated dietary sources of key nutrients important for eye health. In one published study, grapefruit and grapefruit juice were listed as key dietary sources. Pink grapefruit contains the antioxidant lycopene , which gives it its beautiful pink hue. A study suggested that eating a lycopene-rich diet may decrease prostate cancer risk.
But the topic of vitamin C and cancer prevention has been hotly debated and researchers are not sure if vitamin C supplements or consuming more vitamin C foods can really provide this benefit. Research has shown that eating grapefruit is associated with lower LDL "bad" cholesterol and higher HDL "good" cholesterol levels in the blood. It may also help to lower blood pressure in overweight adults.
Researchers who study cardiovascular risk disease factors have investigated grapefruit consumption along with the consumption of other fruits like blueberries, pomegranate, and apples. Grapefruits contain flavanones, which are a subclass of flavonoids. Flavonoids have been shown to exhibit anti-inflammatory, anti-thrombogenic, antidiabetic, anticancer, and neuroprotective activities. There are reports of citrus allergy, but the condition is considered to be uncommon. So while grapefruit allergies are possible, but not likely, if you have a citrus allergy, you should avoid grapefruit.
You should not eat grapefruit or drink grapefruit juice if you take lipid-lowering cholesterol-lowering medications called statins. These may include medications such as Zocor simvastatin or Lipitor atorvastatin. Compounds found in grapefruit can interact with the enzymes in your intestines that help your body absorb some types of statins.
The interference can affect the levels of statin medications in your blood. Grapefruit and grapefruit juice can also interfere with other prescription and over-the-counter medications. Grapefruit is a low calorie fruit with high water content, a characteristic associated with weight loss.
The fiber in grapefruits aids in appetite control by inducing feelings of fullness to help reduce calorie intake. According to various studies, consuming grapefruit, especially before meals, led to reduced waist circumference. It is believed that grapefruit contains certain enzymes that help burn belly fat.
Most types of fruit are generally associated with better blood sugar control. Grapefruit has been shown to improve insulin resistance, which decreases the risk of developing type 2 diabetes. In fact, grapefruit juice can lower blood sugar as effectively as the diabetes drug, Metformin.
Studies show that consuming half of a fresh grapefruit before meals cause a significant reduction in both insulin levels and insulin resistance. Thanks to their beneficial effect on blood sugar and insulin levels, grapefruit is a great way to start the day. The fruit is also very hydrating to energize you in the morning and the fiber helps keep you full. A litigation paralegal and writer.
Her first novel debuts this fall. Balsamic vinegar is pungent and tasty, which is why so many people like to use it to add flavor to their meals. Amount of Magnesium in Grapefruit: Magnesium.
How much Phosphorus is in Grapefruit? Amount of Phosphorus in Grapefruit: Phosphorus. How much Zinc is in Grapefruit?
Amount of Zinc in Grapefruit: Zinc. How much Copper is in Grapefruit? Amount of Copper in Grapefruit: Copper. How much Fluoride is in Grapefruit? Amount of Fluoride in Grapefruit: Fluoride. How much Manganese is in Grapefruit? Amount of Manganese in Grapefruit: Manganese. How much Selenium is in Grapefruit? Amount of Selenium in Grapefruit: Selenium. How much Retinol is in Grapefruit? Amount of Retinol in Grapefruit: Retinol.
How much Lycopene is in Grapefruit? Amount of Lycopene in Grapefruit: Lycopene. How much Thiamine is in Grapefruit? Amount of Thiamine in Grapefruit: Thiamine. How much Riboflavin is in Grapefruit? Amount of Riboflavin in Grapefruit: Riboflavin. How much Niacin is in Grapefruit? Amount of Niacin in Grapefruit: Niacin. How much Folate is in Grapefruit? Amount of Folate in Grapefruit: Folate. How much Choline is in Grapefruit?
Amount of Choline in Grapefruit: Choline. How much Water is in Grapefruit? Amount of Water in Grapefruit: Water. How much Tryptophan is in Grapefruit?
Antioxidants protect your cells from damage caused by free radicals, which are unstable molecules that may cause harmful reactions in your body Grapefruit contains several types of antioxidants that may help prevent the development of some chronic conditions, including heart disease and cancer.
Consuming grapefruit may reduce your risk of developing kidney stones , which result from a buildup of waste materials in the kidneys. These waste materials are products of metabolism that are normally filtered through the kidneys and removed from the body in urine. However, when they crystallize in the kidneys, they become stones.
Larger kidney stones may cause a blockage in the urinary system, which can be incredibly painful. The most common type of kidney stones is calcium oxalate stones.
Citric acid, an organic acid found in grapefruit, may be effective at preventing them by binding with calcium in the kidneys and flushing it out of the body 41 , Also, citric acid has the ability to increase the volume and pH of your urine, producing an environment that is less favorable to the formation of kidney stones Grapefruit contains a lot of water and is, therefore, very hydrating. While drinking lots of water is the best way to stay hydrated, eating water-rich foods can also help.
Even if you live a busy, on-the-go lifestyle, you can still enjoy grapefruit on a regular basis without worrying about it taking up too much of your time. For some people, consuming grapefruit and its juice may lead to medication interactions This is because it contains substances that inhibit cytochrome P, an enzyme your body uses to metabolize certain medications. If you eat grapefruit while taking these medications, your body may not be able to break them down, which could cause an overdose and other adverse effects The medications most likely to interact with grapefruit include 44 :.
If you are taking any of these medications, talk with your doctor before adding grapefruit to your diet. Citric acid, which is found in citrus fruits , is a common cause of enamel erosion, especially if you consume it in excess If you have particularly sensitive teeth, you may need to avoid acidic fruits.
However, there are some things you can do to preserve your tooth enamel while still enjoying grapefruit:. If you take certain medications or have sensitive teeth, you may need to limit your grapefruit intake or avoid it altogether. Grapefruit is one of the healthiest fruits on the planet. In the grapefruit diet, people eat grapefruit with almost every meal.
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