Why does a dog smell like something?
Recently, the topic of pet health has become more popular on social media, especially the issue of "dogs with odor" has triggered widespread discussion. Many pet owners report that even with regular bathing, their dogs still smell bad. This article will analyze the causes, solutions and preventive measures of dog odor based on the hot topics and expert opinions on the Internet in the past 10 days.
1. Common causes of dog odor

According to feedback from pet doctors and netizens, dog odor is usually caused by the following reasons:
| Cause classification | Specific performance | Proportion (netizen survey) |
|---|---|---|
| skin problems | Fungal/bacterial infections, allergies | 42% |
| ear canal infection | Ear mites, Malassezia | 23% |
| Oral diseases | Dental calculus, gingivitis | 18% |
| anal gland problems | blockage or inflammation | 12% |
| Others | Improper diet and humid environment | 5% |
2. Recent hotly discussed cases
1.“It smells worse after taking a shower”: Douyin user @爱petDIary shared that the dog’s odor worsened after taking a bath. The veterinarian diagnosed it as Malassezia infection and needed to be treated with medicated baths.
2."Ears smell rancid": Under the Weibo topic #dogearcleaning#, more than 20,000 users discussed the odor problem caused by improper ear canal care.
3.“Older dogs have severe bad breath”: Xiaohongshu notes show that odor caused by oral problems in dogs over 7 years old accounts for 67%.
3. Scientific solutions
| Question type | solution | Things to note |
|---|---|---|
| skin odor | Medicated shampoo (contains chlorhexidine) | Avoid excessive bathing (≤2 times per week) |
| Ear canal odor | Special ear cleaning solution + cotton swab cleaning | Do not use alcohol products |
| Mouth odor | Regular brushing + teeth cleaning snacks | Professional teeth cleaning once a year |
| Anal gland odor | Monthly manual extrusion (requires learning) | Medical treatment is required in serious cases |
4. Suggestions on preventive measures
1.Diet management: Reduce high-fat foods and add probiotics to improve intestinal health.
2.Clean environment: Disinfect the kennel regularly and keep the living environment dry and ventilated.
3.daily care: Use deodorant spray (contains natural ingredients) and comb to remove dead skin.
4.health monitoring: If you find persistent odor, you should seek medical treatment promptly to avoid delaying treatment.
5. Special reminder from experts
Professor Li from the School of Veterinary Medicine at China Agricultural University pointed out:“Dog odor may be a sign of disease”, especially when accompanied by the following symptoms, seek medical attention immediately:
- Red spots or hair loss on the skin
- Frequent scratching of specific areas
- Loss of appetite or lethargy
Through scientific care and regular inspections, more than 90% of dog odor problems can be effectively solved. Pet owners should establish correct care awareness and avoid blind use of human cleaning products.
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