Many people should have heard of grapefruit diet, not only high nutritional value, but also without diet, and Xiaobian together to take a look at eating grapefruit can really lose weight? When to eat grapefruit can lose weight?
Grapefruit can lose weight?
Weight loss is the desire of many girls, there are many ways to lose weight, and even strange, Xiaobian to introduce to you is that many girls may have heard of grapefruit diet.
Grapefruit is able to lose weight.
Grapefruit is rich in vitamin C, vitamin B1, citric acid, folic acid, nicotinic acid, potassium, pectin (food fiber) and many other healthy ingredients.
These ingredients can effectively prevent melanin precipitation, regulate gastrointestinal, lower cholesterol, reduce fatigue, prevent anemia, cardiovascular disease and cancer, beauty slimming and maintain good health effect is very significant.
In addition, grapefruit's glycemic index (GI, used to measure the rate of rise in blood sugar) is relatively low in many fruits, and eating one or two grapefruit while eating can inhibit the increase of blood sugar level and insulin concentration.
Weight loss with grapefruit is actually not new, recent studies have shown that grapefruit contains naringin, lemon olein and nootkatone are not only healthy, but weight-loss effect is also very good.
When to eat grapefruit to lose weight
Eating half before eating grapefruit slimming effect is remarkable
Experts have experimented with 30 obese men and 15 obese women who were asked to "eat half a grapefruit twice a day before eating" and "drink a glass of grapefruit juice twice before eating" , Supplemented by a low-fat, balanced diet, the result reported after 3 months was an average weight loss of 8 kg per person.
In addition, in a survey, 100 men and women ate half a grapefruit before eating and drank 3 cups of grapefruit juice daily. Even after other habits were unchanged, the average body weight loss was found after 12 weeks 1.6 kg.
In other words, eating half a grapefruit before eating and drinking a glass of grapefruit juice may help to easily lose weight.It should be noted that the production of fruit juice is not sugar, to ensure 100% fruit juice can be.
The principle of grapefruit to lose weight
Naringin, lemon olein and nootkat are not familiar names, but in fact these ingredients exist in the grapefruit, not far away in the sky. Here is a brief introduction of these ingredients grapefruit Some of the nature of it.
Naringin is a kind of polyphenols existing in the peel of grapefruit, which makes bitter grapefruit.If grapefruit is made into juice, naringin can be ingested more easily.Naringin has antioxidant, decomposing blood vessel fatty acid and improving Immunity and suppress appetite and so on.
On the other hand, lemon olein and nocodone give fragrance to fragrant grapefruit and have the effect of accelerating body fat burning, both of which are thought to accelerate metabolism by stimulating sympathetic stimulation of fat burning in the body.
In fact, studies have shown that mice only lose weight when they smell the grapefruit aromas, and it is often said that 'good medicine' is used to treat the bitterness of grapefruit.
In addition, the team published a paper in October that also mentions weight loss in rats after feeding grapefruit juice to mice.
Interestingly, this study looked at the weight loss of mice that took both grapefruit juice and high-fat diet at the same time (control group replaced grapefruit juice with water, and the experimental group lost 18% of body weight) and found that mice taking low-fat diet No significant change in body weight.
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