Grapefruit is the champion among all citrus fruits, and is deservedly considered one of the most beneficial fruits.
About the beneficial properties of grapefruit has long been known, many of them scientifically proven.
Most often it is mentioned in the diet diet, since it contributes to weight loss, speeding up metabolism.
Also grapefruit is a great antioxidant. In pink and red varieties contain carotenoids — lycopene and beta-carotene, which are effective in the fight against various diseases.
The amount of nutrients in the grapefruit impressive: per 100 grams total of 42 kcal, it contains 1 g protein, 31 mg of vitamin C (50% of recommended daily value), 13 mcg of folic acid, 135 mg potassium, 22 mg calcium, 9 mg magnesium, 2 grams of fiber, and vitamins B1 and B6.
Here are the most well-known useful properties of grapefruit:
Helps to get rid of extra pounds
As revealed in the study conducted by the Research center for clinical nutrition at SCRIPPS clinic in San Diego (USA), people whose diet was a grapefruit or its juice, losing the forest.
The researchers divided 90 volunteers into three groups. First eating half a grapefruit before each meal three times a day. Second drinking grapefruit juice. In the diet of the third group grapefruit was not. In the end, it turned out that the participants in the first two groups lost an average of 1.5 kg over 12 weeks, but in the third group the weight of subjects remained the same. Also people in “grapefruit” groups, the lower insulin level in the blood.
Increases insulin sensitivity
In grapefruit contains antioxidants such as naringenin. They improve insulin sensitivity, helping to maintain a healthy weight. Naringenin, according to research, stimulates the liver to the “burning” of fat. Grapefruit helps to reduce insulin levels as effectively as anti-diabetic remedy Metformin.
When insulin sensitivity is high, the body controls the level of blood sugar. Its cells become more receptive to the nutrients from food. In the end, all that we eat more effectively used as “fuel” for energy. That is, the fruit helps control appetite.
Grapefruit helps support bile production and it contains fiber improves digestion. It is effective for problems with a chair (constipation).
Eliminates “bad” cholesterol
In grapefruit there is a pectin that allows you to excrete cholesterol. As shown by a study conducted at the Hebrew University in Jerusalem, eating just one red grapefruit daily for 30 days reduces LDL (low density lipoproteins) by 20.3% and triglycerides by 17.2%. The use of the same doses of yellow grapefruit lowers LDL cholesterol by 10.7% and triglyceride levels by 5.6 %.
Thanks to the potassium and antioxidants, grapefruit helps support the vascular dilatation, regulates the level of sugar in the blood stimulates weight loss. Because the fruit reduces LDL and triglyceride levels, it is useful for both blood vessels and heart (prevention of atherosclerosis and heart disease).
Due to the significant content of vitamin C and other antioxidants, grapefruit helps the immune system fight infections. It reduces the risk of stone formation in the kidney and liver, effective for the prevention of hepatitis C virus
Laboratory tests show that naringenin is able to stop the spread of hepatitis C virus by 80%. There was also evidence of anti-cancer properties of grapefruit.
Despite all the positive properties of grapefruit, there are cases of its interaction with 85 drugs. In 43 cases, they can have potentially serious consequences, the article says the “journal of the Canadian medical Association.” If you are taking medication, you should consult with your doctor before including grapefruit in your diet.
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