When speaking of the relationship between chocolate and festival, you might first think of Valentine's Day. In fact, chocolate is also a kind of good food for human health, especially dark chocolate. Experts point out that, appropriately eating some dark chocolate every day has four benefits to human health.

First of all, dark chocolate contains polyphenols and flavanols, which can protect cardiovascular. Nutrition experts introduce, chocolate, especially dark chocolate contains a large amount of polyphenols--a kind of natural antioxidant. Polyphenol has an anti-inflammatory effect which is similar to aspirin. In a certain concentration, it can reduce the activation of platelet, transfer the deposition of free radicals on the vascular wall, so as to protect the cardiovascular and reduce the incidence of cardiovascular disease.

Secondly, it contains caffeine, which can help control the appetite.
Experts say that the caffeine contained in chocolate can control the appetite, and promote the metabolism of human body. In all kinds of chocolates, dark chocolate contains the lowest sugar and fat, but it contains more caffeine than any other kind of chocolate. Study has confirmed that, compared with other chocolates, dark chocolate can help people avoid eating high-calorie foods more effectively.

Thirdly, it contains plenty of cellulose and isoflavones, which can regulate the digestive system.
Experts point out that the cellulose contained in dark chocolate has the function of promoting intestinal peristalsis and helping the digestion of stomach and intestines; while the isoflavones can inhibit the secretion of chloride ion in the intestinal tract, so as to alleviate the symptoms of diarrhea.

Last but not the least, it contains a variety of nutrients, which can regulate the immunity of human body.
In addition to carbohydrates, protein and fats, dark chocolate also contains a variety of minerals such as calcium, iron, magnesium, zinc, potassium, sodium, copper, phosphorus, as well as folic acid, vitamin A, vitamin B, vitamin C, vitamin E, which can meet the nutritional needs of human body. At the same time, flavonoids and polyphenols also have the effect of regulating the immune system and protecting the immune system against the damage of free radicals.

Despite dark chocolate has so many benefits to human body, but after all, it is a kind of high-calorie, high-fat, and high-sugar product, so eating too much will bring adverse effects to human health. As a result, people should eat chocolate in a scientific and rational way, especially for people suffering from some special diseases.