Six key nutritional elements for adult dogs:

1. Protein: It is an important component of blood, muscles, and skin, and contains essential amino acids in the body. The protein is high-quality protein.

2. Fat: It is the source of heat in the body. The remaining part is stored in the form of subcutaneous fat, which has the function of protecting internal organs and promoting brain nerves.

3. Carbohydrates: including sugar and fiber. Sugar can ensure the normal operation of digestive organs, and fiber can regulate intestinal function.

4. Vitamins: Contribute to the functions of carbohydrates, fats, and proteins, and play a lubricating role in the body.

5. Inorganic substances: including calcium, magnesium, phosphorus, potassium, iron, etc., which can maintain the normal operation of body functions and play a regulatory role.

6. Water: It is the most important element to maintain life. If a dog's body lacks 10%-15% of water, his life will be in danger.

Notes on dog diet:

1. The dog’s food should be carefully matched to ensure balanced nutrition to prevent gastrointestinal diseases.

2. The dog has sufficient nutritional intake and is fed food containing animal protein.

3. Pay attention to the reasonable nutritional ratio of dog food and the combination of meat and vegetables.

4. Considering the health of the dog, it is not advisable to feed raw, cold and spicy food.