Cats cannot eat milk that has been stored for a long time. Milk that has been stored for a long time can easily breed bacteria and cause deterioration. If a cat eats milk that has been stored for a long time, it will cause symptoms such as diarrhea and indigestion. In severe cases, it will reduce the cat's immunity. In addition, goat milk is more suitable than cow's milk. For cats, the lactose contained in milk can cause intolerance in cats, causing vomiting and diarrhea. It is only suitable for feeding in small amounts.

How to deal with diarrhea caused by cats eating milk that has been stored for a long time:

1. If the cat has diarrhea, fast for a day and feed an appropriate amount of probiotics and Anti-inflammatory drugs regulate the gastrointestinal tract. During the treatment period, it is best to feed prescription food. Until the cat's feces is of normal consistency.

2. If it is serious, take it to the hospital in time and use infusion to supplement nutrients.

3. There are now cat-specific milk powder and cat nutritional milk products on the market, in which enzymes are added to remove allergens and will not cause allergies.

4. Milk is only one of the nutritional supplements for cats, and other nutritional supplements can be used instead.