It is good for weight loss. Grapefruit contains an organic compound known as nootkatone, according to a study published in the American Journal of Physiology Endocrinology and Metabolism. By activating this nootkatone, an enzyme called AMPK, the body increases energy production processes such as glucose uptake, resulting in accelerated metabolism and contributing to weight loss. This animal study showed that regular intake of nootkatone reduced abdominal fat accumulation and weight gain associated with a high fat and high sucrose diet.
Other animal studies have also shown that grapefruit juice is more effective at stimulating weight loss than anti-obesity drugs, some of which cause unwanted side effects, such as an increased risk of stroke and heart attack. To demonstrate the effects of grapefruit on weight loss, another study published in the Medical Food Journal, 91 obese patients were administered the grapefruit diet and its effect on patients’ body weight and metabolic syndrome was observed. The study found that those on the grapefruit diet lost more weight and experienced improvements in insulin resistance compared to the placebo diet. Other effects of grapefruit in weight loss are low calorie, appetite suppression and high fiber content.
It helps to increase the immune system. Grapefruit contains high levels of vitamin C. Vitamin C acts as an antioxidant and makes white blood cells more effective in fighting harmful bacteria and viruses. Vitamin C helps to recover from a cold much faster. Thanks to its antioxidant properties, vitamin C also helps fight free radicals in the body.
If there is a high amount of free radicals in the body, the risk of stroke, heart attack and various cancers increases. Grapefruit also contains vitamin A, which fights inflammation and helps protect the body from various infections. Grapefruit also contains various B vitamins and minerals such as copper, iron, and zinc that help increase the efficiency of the immune system. In addition to these minerals, grapefruit is also rich in bioflavonoids. These are chemical compounds that act as antioxidants. They improve blood circulation, increase the action of vitamin C, and help protect the body against viruses, allergies and other inflammatory conditions.
It is good for skin and hair health.
Vitamin C is vital for the production of collagen, a natural structural protein that is a major building block of the skin. Collagen helps to strengthen your skin and keep it elastic, helping you achieve a youthful and wrinkle-free appearance. Collagen also helps keep your hair healthy and strong. Pink grapefruit also contains beta-carotene. Beta carotene acts as an anti-oxidant and helps slow the aging of skin cells. It has also been shown to improve hyperpigmentation. Lycopene, another component of grapefruit, is important in protecting the skin against general inflammation and sun damage. Grapefruit also contains salicylic acid, which helps cleanse the skin’s pores and protect against acne.
Vitamin A found in grapefruit is good for your hair. The bromelain enzyme and other skin cleansing ingredients in grapefruit also help break down cellulite.
It is protective against kidney stones. Kidney stones are formed as a result of the accumulation and crystallization of calcium oxalate in the kidneys. Grapefruit contains citric acid, an organic acid that helps prevent the formation of these stones. Citric acid binds to calcium and prevents it from forming calcium oxalate crystals. This facilitates the removal of calcium from the body. Regular grapefruit creates an environment that will prevent the formation of stones as it will increase the urine volume and PH value thanks to the citric acid in the meal.
It helps fight cancer. A study of animals and cancer cells found that the phytochemicals limonine and naringenin, both found in grapefruit, have the ability to reduce the growth of various cancers such as stomach, mouth, colon, breast, lung and skin cancers. These two compounds also increased the rate of self-destruction of cancer cells, reduced inflammation, and increased the production of detoxifying enzymes that block carcinogens. The vitamin C in grapefruit fights free radicals and prevents the development of cancerous cells by preventing them from making harmful changes in DNA. Provides protection against various cancers in its lycopene content. Cryptoxanthin, another compound found in grapefruit, also helps suppress free radicals, preventing the growth of cancerous cells.
It is good for heart health. A study by researchers from the Department of Nutrition Sciences at the University of Arizona found that eating grapefruit three times a day for six weeks led to significant reductions in blood pressure, bad LDL cholesterol levels, and total cholesterol levels. Grapefruit is rich in potassium, reducing blood pressure and the risk of developing cardiovascular disease. Eating just half a grapefruit can provide 5% of the potassium your body needs each day. Grapefruit contains high levels of fiber, which is associated with lower cholesterol levels, lower triglyceride levels, and lower blood pressure.
It helps prevent diabetes. A study published in PUBMED found that patients who ate half a grapefruit before each meal had significantly lower insulin levels in the blood and experienced less insulin resistance compared to the control group not on the grapefruit diet. Grapefruit is a fruit with a low glycemic index.
It helps to reduce the risk of stroke. A study by the American Heart Association found that regular consumption of grapefruit significantly reduces the risk of stroke, especially among women. This has been linked to the high flavonoid content in grapefruit. In a study involving more than 69,000 women over 14 years, it was found that women who consumed high amounts of flavonoid-rich fruits such as grapefruit and oranges were 19% less likely to have an ischemic stroke than those who consumed the lowest.
It helps in DNA repair. The best way to reduce the chances of cancers developing is to repair DNA and get rid of cancer-causing cell mutations. Grapefruit contains a high amount of flavonoid known as naringenin, which facilitates the repair of damaged DNA in human prostate cancer cells. Regular consumption of grapefruit is one way to prevent prostate cancer from developing and progressing.
It accelerates the healing of wounds. Grapefruit’s wound-healing properties come from the abundance of vitamin C. Vitamin C helps in the formation of collagen, the structural protein that makes up a large component of connective tissue. Vitamin C strengthens the immune system, which is important for patients with open wounds. If you are about to have surgery, consult your doctor before adding grapefruit to your diet, as some of the minerals and vitamins, including those found in grapefruit, can affect your body’s ability to metabolize certain medications.
There is no harm in using it as a food in normal amounts in healthy individuals. Grapefruit can cause serious health problems in patients taking prescription medication. Side effects; may include acute renal failure, respiratory failure, internal bleeding, and sudden death. The list of dangerous medications includes treatments for anxiety, depression, allergies, HIV infection, seizures, heart rhythm abnormalities, and high cholesterol. Even a small amount eaten hours before any medication can be dangerous. There is not enough information about the use of grapefruit during pregnancy and breastfeeding, it may be recommended to avoid use.