Patches of hair loss on dogs may be caused by improper bathing, improper diet, infection with external parasites or skin diseases. Therefore, the owner needs to carefully observe whether the dog scratches the skin, and whether there are symptoms such as dandruff, ringworm spots, insect eggs, feces, etc. on the skin. If so, it is more likely to be caused by skin disease. It is recommended to take the dog to a pet immediately. The hospital conducts an examination to determine the specific pathogen and then selects the corresponding drug treatment. In addition, when raising dogs, you should also pay attention to ensuring a balanced diet and improving the skin's resistance.

1. Improper bathing

The pH levels of dog and human skin are different. There are many ingredients in the shower gel used by humans that are irritating to dogs, which will cause the dog to irritate after use. Hair loss, skin itching, dandruff, and dull hair may occur. In addition, if the owner bathes the dog frequently, it will also damage the dog's skin protective layer, causing the dog's skin to become sensitive and fragile, and the hair to be rough and easy to fall off. Therefore, owners must usually use pet-specific shower gel to bathe their dogs, and they must also control the number of baths and not wash them too frequently. It is generally recommended to bathe your dog 2-3 times a month, and dry your dog's hair in time after bathing to avoid catching cold or skin diseases.

2. Improper diet

If the dog's usual diet is relatively simple, or the owner feeds the dog human food for a long time, it will cause the dog to fall out in pieces. Mao's situation. Therefore, owners must pay attention to the nutritional balance of dogs in daily life, and give dogs more food that is beneficial to the nutrition of their hair, such as chicken, beef, salmon, carrots, broccoli, etc. In addition, you should also pay attention to a light diet. It is also best to choose low-salt dog food for your dog.

3. Infected with ectoparasites or suffer from skin diseases

If a dog is infected with ectoparasites or suffers from skin diseases, it will continue to scratch due to itching all over its body, leading to A lot of hair loss in patches on the body. Therefore, owners must regularly deworm their dogs internally and externally to reduce the growth of external parasites. Once the parasites are eliminated, the dog's skin condition will gradually improve.