The weight of a cucumber is about100g, and it contains 15 calories, so it belongs to a low-calorie food. After ingesting, these calories will not accumulate into fat in the body and will not cause obesity. Cucumber is rich in nutrition, besides containing a lot of water, it also contains vitamins, carotene, and a small amount of glycogen, protein, calcium, phosphorus, iron and other essential nutrients.

Calorie, a physical term, is commonly used in the coal industry to express the calorific value of coal. Can be used in food, indicating the energy contained. Not for academic purposes, the standard unit is joule. Cal is the abbreviation of Cal, which is transliterated from English Calorie. It is defined as the heat required to raise 1 g of water at 1 atmospheric pressure. Calorie is an energy unit, which is widely used in nutrition measurement and fitness manuals. The international standard unit of energy is joule, 1 calories =4. 1868 joules.