How to Remove Dog Urine Smell from Carpet
By Petplanet | Published: 2026-10-22
Category: How-to Guides
Learn to eliminate dog urine smell from carpet with quick action, enzymatic cleaners, and proper drying. Get step-by-step guidance and product tips.
Quick Answer
Blot fresh urine immediately, then apply an enzymatic cleaner like Supreme Keep It Clean to break down odor-causing bacteria. For set-in smells, you may need to repeat treatment or consider professional cleaning.
Why Enzymatic Cleaners Work Best
Enzymatic cleaners contain specific enzymes that break down uric acid crystals and bacteria — the actual source of the smell. Regular detergents may mask the odor temporarily but often leave residues that attract your dog to re-mark the same spot.
Look for a product labeled as an enzymatic or biological cleaner. The Supreme Keep It Clean spray, for example, is designed to reduce pet odours, germs, and bacteria, making it a practical choice for spot-cleaning carpets and pet bedding.
Fresh vs. Set-In Stains
Fresh urine is much easier to remove. Blot up as much liquid as possible before applying any cleaner. Set-in stains may require multiple treatments or a deeper cleaning method like steam extraction.
If the urine has soaked into the padding or subfloor, home remedies may not fully solve the problem. In that case, you might need to replace the carpet padding or hire a professional.
Step-by-Step Urine Smell Removal
- Symptom: You notice a lingering urine smell even after cleaning, or a fresh wet spot on the carpet. Identify the exact spot; use a UV light in a dark room to find old stains.
- Likely cause: Urine has soaked into carpet fibers, padding, or subfloor, and bacteria are breaking down the uric acid, releasing odor. If the stain is old, the urine may have crystallized, requiring more than a surface clean.
- Corrective action: Blot fresh urine with paper towels until no more liquid transfers. Apply an enzymatic cleaner like Supreme Keep It Clean generously to saturate the area. Let it dry naturally; do not rinse or blot after application. For set-in stains, repeat the process and consider using a steam cleaner. Allow the enzymatic cleaner to air dry completely to give the enzymes time to work.
- Stop or choose another option: If the smell persists after two full treatments, the urine likely reached the padding or subfloor. At this point, professional extraction or carpet replacement may be necessary. Also, if your dog keeps re-marking the same spot, check for medical issues or consider a behavior consult. Persistent odor after multiple treatments signals deeper contamination; don't keep applying more product.
Product That Helps
- Supreme Keep It Clean Cleaner, Deodorant, Disinfectant - Lemon - 500ml: Supreme Keep It Clean is a cage and hutch cleaning spray that reduces pet odours, germs and bacteria, and can be sprayed on bedding and accessories. It targets the bacteria causing the urine smell, making it useful for spot-cleaning carpets and pet areas without harsh scrubbing.
Supreme Keep It Clean Cleaner, Deodorant, Disinfectant - Lemon - 500ml
