Although all the grapes are nutritious and quick energy sources, purple varieties, which can be reddish-purple, a purple or black purple, are also rich in natural phytochemicals that may help reduce the risk of several chronic diseases.
The red and white grapes, also called green grapes, are low in calories, with about 100 calories per cup, and provide 1.4 grams of fiber per serving. They are sweet, nutritious, refreshing and easy to carry, making them popular with busy people and children bring lunch to school. You may prefer the taste of one over the other, but, although both types are good for you, the higher the flavonoid content of red grapes that are richer in antioxidants than white grapes, which offers greater health benefits.
The skins of purple grapes contain a polyphenolic compound called resveratrol. Resveratrol has anti-inflammatory and antioxidant properties, according to the Memorial Sloan Kettering Cancer Center, which reports that resveratrol consumption confers many health benefits, including protection against heart disease. Resveratrol reduces oxidation of low-density lipoprotein, or LDL, often called bad cholesterol. LDL oxidation contributes to the formation of plaque, fatty deposits in the arteries that can cause cardiovascular disease. Resveratrol may also block the formation of blood clots, reducing the likelihood of a stroke.
Red grapes contain a flavonoid called resveratrol, which has a similar chemical structure diethylstilbestrol, a synthetic estrogen used to treat menopausal symptoms. Biochemistry and molecular biology researchers at the University of Louisville School of Medicine found that although resveratrol may be useful as a synthetic estrogen, may also function as an estrogen antagonist, depending on the cell type and the presence of other estrogens. The resveratrol in red grapes can relieve symptoms of menopause, but still being studied reliability.
antihistamine and anti-inflammatory properties
The most phytonutrients darker skin of a grape. fruit and brightly colored vegetables contain higher amounts of a type of antioxidant called flavonoids than their less colorful counterparts, making better for you than red grapes white grapes. Flavonoid called quercetin A can help stabilize the cells that release histamine in your body. Due to its anti-histamine and anti-inflammatory properties, extract quercetin is used to treat allergies and, according to researchers at the University of Maastricht in the Netherlands, which can protect against osteoporosis, certain forms of cancer and pulmonary diseases and cardiovascular .
Whether you opt for purple or white grapes, you can not go wrong with either choice.
Although purple grapes have little nutritional value, white grapes also lead to health benefits that can help you enjoy a quality of life improved more.