This is likely because the leather has been treated and dyed, which makes the bacteria unable to eat it. You can always test a product on a small hidden area first to look for any adverse reaction. Wait until the product has dried to determine the results of the test. Once the product has dried, the bacteria are dead. Soak the cushions with Nature’s Miracle.
If there was a lot of urine and it has soaked into the cushions, you will need to pour on as much Nature’s Miracle as there was urine so that it can soak in equally as deep. Allow the product to air-dry. Once the odor is removed, reassemble the sofa. This is important because Nature’s Miracle contains alcohol, which can dry out the leather and cause cracking or damage. A leather conditioner will prevent that. This home remedy does not remove stains, only odor. Always test a small, hidden area of the leather first as hydrogen peroxide can have bleaching effects and may discolor some leathers.
1 tablespoon liquid soap in a non-metal container. Do not stir or shake vigorously when mixing. Hydrogen peroxide and baking soda create a large amount of oxygen and over mixing will cause the mixture to overflow out of the container. Place the mixture into a spray bottle and gently mist the affected surfaces. Blot the areas if needed to remove the moisture. Allow the area to dry completely.
Another option is to use white vinegar. Mix equal parts white vinegar and water in a spray bottle and spray the leather. Let it sit for a few minutes, then wipe off the moisture. Apply a leather conditioner to the leather to keep it supple and flexible. If the smell is stubborn, you can try deodorizing the entire area. Fill a bowl or plate with either baking soda, white vinegar, activated charcoal or fresh coffee grounds.
Put the bowl near the smell and leave it overnight. In the morning, the odor may be gone. If using coffee, keep in mind that although the urine odor will be gone, a coffee odor will remain in its place. Any vinegar odor will dissipate once the vinegar is removed. The proteins in cat urine are similar to those in skunk spray. Cleaning products used to remove the skunk smell can also be used to remove cat urine odors.
Be sure to check the area around and under the furniture as well. If the smell is stubborn, it may be coming from under the item or somewhere else nearby. Several site users have commented below that they have used or plan to use essential oils to remove the odor and deter their cat from the area. Be very cautious with this, as most if not all essential oils are toxic to cats. We would recommend that you put the essential oil on a paper towel under the couch or tucked into a cushion rather than onto the actual leather as the oil could get onto their paws or fur if they touch it. There are commercial cat deterrant sprays you can get to keep a cat away from the area.
Be sure to test them on a hidden area first to ensure they are safe for your leather. If your cat is regularly urinating somewhere other than their litter box, take them to the vet to ensure they do not have a medical problem. If you determine that your cat’s urinating problem is caused by stress, there are plug-ins and sprays available at major pet supply stores with calming scents for cats. Giving your cat somewhere they can go to feel safe can also help, such as a tall cat tower to sit on. To help your cat get back to using a litter box, you can try different types of litter to determine what they like and also try different types of boxes, such as ones with lids, low sides, top entry or a deeper litter. What is missing from or wrong with this cleaning guide? This iframe contains the logic required to handle AJAX powered Gravity Forms. Our 11-year-old female cat peed on our leather couch. It soaked into the grain of the leather and the cushion from underneath. She did it while we were asleep, so it had time to really set.