Teacup dogs are small dog breeds, and their feeding methods are different from other dog breeds. The feeding methods are: 1. Choose dog food for small breeds and feed it in small amounts many times. 2. Take your teacup dog out less often. You should carefully keep away from big dogs. 3. Keep teacup dogs warm to avoid catching colds. 4. Pay attention to the location of dogs to prevent external harm. Teacup dogs should eat less salt and less oil.