Carbohydrates generally refer to carbohydrates, and lettuce is not a carbohydrate, but lettuce contains carbohydrates.
Lettuce is a common vegetable in daily life and contains a variety of nutrients, including carbohydrates. Lettuce belongs to the vegetable category, is a type of food, and carbohydrates belong to the category of nutrients in food, so the two should not be confused.
Carbohydrates are one of the nutrients necessary for normal growth and development of the human body, and are also one of the main sources of dietary energy for humans, and are widely found in a variety of plants and animals. Carbohydrates have an important role in providing energy, constituting tissue structure and physiologically active substances, blood glucose regulation, protein conservation and anti-ketogenic effect, dietary fiber can also promote intestinal health.
In daily life, it is important to have a balanced diet with a wide variety of food intake.