Citrus - Cats generally dislike the strong scent of citrus fruits like oranges, lemons, and grapefruits.
Pepper - The strong, pungent smell of pepper, especially black pepper, can be off-putting to cats.
Vinegar - Cats tend to avoid the sharp, acidic smell of vinegar.
Onions and Garlic - These pungent aromas can be irritating to cats' sensitive noses.
Menthol - The strong, cooling scent of menthol found in products like mint can deter cats.
Cinnamon - While pleasant to humans, the strong aroma of cinnamon can be overwhelming for cats.
Perfume and Cologne - Cats are generally sensitive to strong artificial scents, including those found in perfumes and colognes.
Ammonia - The harsh smell of ammonia, often found in cleaning products, can repel cats.
Bitter Apple Spray - A commercial product designed to deter cats from chewing or scratching contains a bitter taste and smell that cats dislike.
Chili Peppers - The spicy scent of chili peppers can be uncomfortable for cats, similar to their aversion to pepper.