I think there is no one who hasn't heard of the grapefruit craze, which has not changed for years. If you eat it on an empty stomach, it will burn fat, if you eat it before going to sleep at night, it will help you lose weight, if you eat it before gym workouts, it will increase performance, etc...
Yes, I also include grapefruit in my diet programs whenever it is in season. So, what is the nutritional value of grapefruit and how often and at which meal should we consume grapefruit?
If we look at grapefruit in terms of calories, the calories of a medium-sized grapefruit are approximately 120-150 calories. Its nutritional value is quite high. In particular, 1 medium-sized grapefruit provides 65% of the vitamin C and 28% of the vitamin A you need daily. In addition, it contains high amounts of antioxidants, beta carotene and lycopene.
Vitamin C and Antioxidant Storage
Vitamin C helps repair tissue damage through collagen formation. In two studies, it was observed that vitamin C reduces the level of cortisol hormone, which causes fat storage in the body. Another study has shown that obese and type 2 diabetic patients need higher levels of vitamin C.
Protection Against Cancer
Grapefruit reduces the risk of prostate cancer in men with the lycopene it contains because lycopene has antitumor effects. has. Accordingly, it is a powerful fighter against free radicals.
How about a glass of grapefruit juice during training?
In a recent study; 21 football players were given daily vitamin C (500mg/d) and vitamin E (400UI/d) as antioxidant supplements for 7 days, and they performed resistance exercises and oxidative stress levels were observed. According to the observation results, when blood samples, performance tests and pre-training muscle pain were evaluated, it was found that while reducing oxidative stress caused by vitamins C and E in blood plasma, it also reduced muscle pain to a certain extent. Grapefruit is a very effective food for these vitamins. Vitamin C also plays a role in the synthesis of carnitine in the body. You can support your fat burning by 25% by consuming grapefruit before exercising in gyms or at home. Accordingly, grapefruit should be consumed carefully, depending on your training, nutritional needs and medications you use.
Caution in Stomach Discomfort and Medication Use
Grapefruit also triggers an increase in stomach acid due to the acid it contains. At the same time, furanocoumarin, the active ingredient of grapefruit, increases the risk of bleeding with warfarin (blood thinner); Cancer drugs should not be used after organ transplantation and after surgery.
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