Cats cannot taste sweetness. Cats have a limited sense of taste. There is no protein in their bodies that can taste sweetness, so they cannot taste sweet food.

Cats are not sensitive to sweetness and cannot taste sweetness, but they cannot feed too much sweets for the following reasons:

1. Sugar is very dangerous to cats. Ingestion of sugar is very dangerous to cats. Eating too much can easily lead to obesity and kidney disease.

2. Cats eating sweets will cause the body to be unable to metabolize, causing vomiting and diarrhea.

3. There are many types of sweets. Cream and chocolate are also sweets, which can easily cause diseases. In addition, chocolate can easily cause poisoning in cats, so it is best not to feed sweets to cats.