Is Catnip Bad For Cats. While most cats enjoy the herb dried or fresh, they're usually less interested in catnip sprays, which generally don't contain enough nepetalactone to appeal to most felines. But the cats that luckily do are in fact reacting to the active compound found in catnip’s essential oils called nepetalactone, a naturally occurring active compound you can read more about here.
Is catnip bad for cats? Some cats do have a sensitive system which may result in their vomiting or diarrhea. Yes, catnip is safe for cats to eat.
Some cats can be exceptions to this rule, as they will slowly increase their sensitivity over the years.
Don't worry, catnip is natural, completely safe and nonaddictive fun for cats. Most sources of information about catnip don’t say anything about the herb doing harm to cats with heart murmurs. Cats are unique in their response to catnip, as cats have a special receptor for the catnip active ingredient, called nepetalactone. My cat doesn't seem to be responding to catnip.