Do Rats Taste Spicy?
Rats are able to tolerate a small amount of spicy food, but you must be careful when giving them spicy dishes. Some rats like the extra flavor that spice adds to their food, while others find it too hot and may suffer gastrointestinal problems. Regardless of your rat’s personal preference, be sure to consult your veterinarian for proper food and spice recommendations.
The seeds and meat of peppers are safe for rats, but the oil is poisonous to them. You can also use cayenne pepper to repel rats from your bird feeders, chicken coop, or compost bin. Cayenne pepper is particularly effective at slowing down rat reproduction, but you should be sure to use it constantly.
To see if capsaicin is harmful to the taste buds, researchers conducted a study in which rats were given a five-ppm solution of capsaicin (SP) in 2.5% ethanol for 40 days. After treatment, the tongues of the rats were examined two days after treatment and 50 days later. Researchers found that the rats treated with capsaicin showed reduced bud volumes later in life. This study also demonstrated that the adult taste system of the rats is resistant to capsaicin.
Another way to repel rats is by using peppermint. You can also apply peppermint toothpaste to a cloth and place it where the rats have a problem. In addition, you can use whole cloves, which can be placed in walls or vents.