Dogs can eat the following foods, which are both economical and nutritious:

1. Pumpkin. Pumpkin is rich in minerals, dietary fiber, vitamins and other nutrients, which can provide dogs with a variety of nutrients. Pumpkin can also help digestion, reduce gastrointestinal burden, and protect the gastrointestinal tract.

2. Carrot. Carrots are rich in a variety of vitamins, minerals, etc., which are very helpful for pet dogs’ skin and can also relieve excessive hair loss.

3. Cabbage. Cabbage is very rich in water and vitamins, which can provide dogs with richer nutrients and water. Moreover, cabbage is very cheap, and you can buy a lot of it for a few dollars.

4. Apple. Apples have high nutritional value, are rich in minerals and vitamins, and are rich in calcium, which can help metabolize excess salt in the body. Owners may wish to give their dogs some apples to supplement their nutrition.

5. Yogurt. Yogurt is a dairy product made from fermented milk, and the lactose has been completely decomposed. Therefore, giving your dog some yogurt will not irritate the dog's gastrointestinal tract, but it can also supplement probiotics and help protect the gastrointestinal tract.

6. Chicken breast. Chicken breast has very high nutritional value, especially rich in protein, which can supplement nutrition for dogs. At the same time, protein can also help enhance the toughness of hair and alleviate hair loss.

7. Egg yolk. The nutritional value of egg yolk is very high, containing many trace elements such as phosphorus and iron, as well as rich lecithin. Occasionally feeding your dogs some egg yolk will help them grow, and lecithin also has a hair-beautifying effect.