Grapes – health properties and nutritional value of grapes

The grapes perfectly quench the thirst and the appetite for sweets.Grapes are beneficial to health – they contain iron, iodine and bioflavonoids, but should be considered by people on a diet because the grapes are rich in sugars.

Grapes are fruits whose properties have been appreciated for millennia.This long-lived plant protects against civilization diseases, including hypertension or cancer.Also, the best wine, healthy oil and tasty raisins are obtained from the wine berries. they have grapes and have found application.

Grapes are fruits whose properties were known already 5,000 BC Then they were used, among others, as a remedy for digestive ailments, cuts and wounds. Grape properties were appreciated also by modern unconventional medicine – even a special department was named ampelotherapy, that is treatment with grapes, grape juice and even wine.No wonder – grapes are a treasury of vitamins and minerals.They contain vitamins C and A, vitamins B, potassium, phosphorus and calcium, magnesium, zinc, copper, iron. they are among the few fruits containing iodine – essential for the functioning of the thyroid. They are also alkalinogenic, which helps in getting rid of accumulated acids in the body.

Grapes will kill cancer cells

Grapes owe their anti-cancer properties to flavonoids that are found in the seeds, skins and stalks of grapes, as well as C and A. Flavonoids, as well as vitamins C and A, are natural antioxidants (or antioxidants) that scavenge free radicals from the body, responsible, among others, for the development of neoplastic diseases.According to the researches carried out so far, the extract of grape seeds effectively destroys cancer cells in culture, including skin, breast, intestine, lung, stomach, prostate cancer.

In turn, American scientists in the journal Clinical Cancer Research, argue that the extract of grape seed contributes to the death of cancer cells also responsible for leukemia.Xianglin Shi from the University of Kentucky together with colleagues from the research team assessed the effects of various doses of grape seed extract on normal non-cancer cells and leukemia cells (in the laboratory).They observed that 75 percent ofleukemia cells reach apoptosis (programmed cell death) 24 hours after administration of grape seed extract.At the same time, the extract did not damage healthy cells.Researchers also found that grape seed extract activates JNK in cancer cells that directs cells to the pathway of apoptosis.This does not mean, however, that eating grapes will help particular people overcome cancer – the researchers point out.However, eating grapes and other fruits, as well as vegetables, will certainly help to prevent the development of cancer.


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Grapes protect organs from the metabolic syndrome

White, red and black grapes, thanks to their polyphenols, can protect against organ damage during metabolic syndrome development, according to University of Michigan researchers who presented their findings during the Experimental Biology conference in Boston (USA) in 2013. In their experiment, a group of rats took part, which switched to a high-fat diet, some of which for 90 days additionally consumed freeze-dried white, red and black grapes.In rodents that consumed grapes, a significant reduction in the level of markers of inflammation in the whole organism was noted, and especially in the adipose tissue surrounding the liver and located in the abdominal region, at the same time the researchers noticed increased antioxidant defense (especially in the liver and kidneys

Grapes – which are the healthiest ones?

The most valuable are dark purple grapes, because they contain the most flavonoids – natural antioxidants that neutralize free radicals and thus protect against cancer and heart disease.Dark varieties are also richer in iron.


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Grapes can prevent heart disease and diabetes

University of Michigan researchers in the EurekAlert website argue that green, red and black grapes help lower blood pressure and reduce insulin resistance, and hence reduce the risk of heart disease and diabetes, according to researchers, this is due to the grapes contained in phytochemicals, or plant-active substances that have antioxidant effects Although research has been carried out on rats, scientists suspect that eating grapes has a similar beneficial effect on humans.

Other scientists say that the most effective against the development of cardiovascular disease are dark purple grapes, because they contain the most flavonoids – substances that increase the level of good HDL cholesterol and inhibit the oxidation of bad LDL cholesterol, preventing it atherosclerosis, and further to the development of diseases such as stroke or heart attack.


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