* Cayenne pepper. Cayenne pepper is another spice that bears find to be unpleasant. It can be used in the same way as black pepper to deter bears.
* Garlic. Bears also dislike the smell of garlic. You can hang cloves of garlic around your campsite or use garlic powder to create a spray that can be used to deter bears.
* Ammonia. Ammonia is a strong-smelling chemical that can be used to deter bears. However, it is important to use ammonia with caution, as it can be harmful if inhaled.
* Bleach. Bleach is another strong-smelling chemical that can be used to deter bears. Like ammonia, it is important to use bleach with caution, as it can be harmful if inhaled.