From a nutritional point of view, there is not much difference between black and red jujubes, reflecting only trace differences in the content of carbohydrates, vitamins and minerals. The nutrition of red dates and black dates is similar. Every 100 grams of black jujube contains 227 calories, of which 57.3 grams of carbohydrates, 2.6 grams of dietary fiber, 1.7 grams of protein, 0.3 grams of fat, 2.1 milligrams of niacin, 1.88 milligrams of vitamin E, 1.2 milligrams of iron, 478 milligrams of potassium, 108 milligrams of calcium. Each 100 grams of dried red dates contains 287 calories, of which 73.6 grams of carbohydrates, 3.7 grams of protein, 1.1 grams of fat, 0.5 milligrams of niacin, 13 milligrams of vitamin C, 1.8 milligrams of iron, 531 milligrams of potassium and 79 milligrams of calcium. Through comparison, we can see that the calorie and potassium content of red jujube is slightly higher than black jujube, but the niacin and calcium content of black jujube is slightly higher than red jujube. Nutrition above each has its own characteristics, you can moderate intake of red jujube and black jujube, in order to replenish the body’s nutrients, but should not be consumed too much, so as not to exceed the sugar intake leads to obesity and other health problems. Diabetic patients try to reduce the consumption of black dates and red dates.