Moderate consumption of 100% dark chocolate is not harmful and provides fat and other nutrients. When consumed in large quantities, it may cause intestinal discomfort and increase the risk of obesity. 100% dark chocolate, when consumed appropriately, has no significant adverse effects on human health. 100 grams of dark chocolate contains 598 calories, 45.9 grams of carbohydrates, 7.79 grams of protein, 42.63 grams of fat, which can provide fat and other nutrients. However, dark chocolate also contains more fat, if a large number of cases of consumption, may increase the burden on the intestinal tract, abdominal pain, bloating and other uncomfortable symptoms. Dark chocolate is high in calories and fat, and excessive intake increases the risk of obesity. In daily life, appropriate consumption of dark chocolate, do not consume large quantities.