Why Older Dogs Get Cracked, Thin Paw Pads and How to Help

Based on peer reviewed veterinary research · For educational purposes only · Updated October 2026 · 9 min read

Why Do Older Dogs Get Cracked Paw Pads?

Cracked and thinning paw pads in senior dogs are caused by age-related depletion of collagen, elastin, and subcutaneous fat in the digital and metacarpal/metatarsal pads. The canine paw pad is a specialized keratinized structure composed of a thick stratum corneum (outer layer), a dermis rich in collagen bundles, and an underlying fat pad that provides cushioning during locomotion. As dogs age, each of these layers undergoes measurable deterioration.

Research in veterinary dermatology has documented that senior dogs experience a progressive decline in dermal collagen density beginning around age 7 to 8, with clinically significant thinning typically evident by age 10 to 12. The fat pad beneath the paw surface also atrophies with age, reducing shock absorption and making the remaining tissue more susceptible to mechanical trauma from routine walking on hard surfaces (Muller & Kirk, 2013).

Environmental factors compound these age-related changes. Hot pavement in summer, ice-melt chemicals in winter, rough terrain, and prolonged exposure to moisture all accelerate paw pad damage in dogs whose tissues have already lost structural resilience.

What Are the Signs of Paw Pad Problems in Senior Dogs?

Recognizing paw pad deterioration early allows intervention before secondary complications develop. Common signs include visible fissures (cracks) in the pad surface, especially along the margins where the pad meets surrounding skin, rough or flaky texture replacing the normally smooth pad surface, reluctance to walk on hard surfaces or favoring certain paws, and licking or chewing at the paws more than usual.

What Medical Conditions Cause Paw Pad Changes?

While age-related wear is the most common cause of paw pad changes in senior dogs, several medical conditions can produce similar symptoms and require veterinary diagnosis. Pemphigus foliaceus, the most common autoimmune skin disease in dogs, frequently affects the paw pads, causing crusting, ulceration, and hyperkeratosis (abnormal thickening). Zinc-responsive dermatosis, more common in Northern breeds like Huskies and Malamutes, produces characteristic paw pad cracking and crusting due to impaired zinc metabolism.

Other conditions that affect paw pad integrity include hepatocutaneous syndrome (superficial necrolytic dermatitis), which causes severe paw pad erosion secondary to liver disease, digital hyperkeratosis associated with canine distemper virus, and contact dermatitis from chemical exposure. Nasodigital hyperkeratosis, an idiopathic condition causing excessive keratin buildup on the nose and paw pads, becomes more prevalent in aging dogs with compromised skin.

How Can You Protect and Restore Senior Dog Paw Pads?

A consistent paw care routine can significantly slow pad deterioration and reduce the risk of secondary infections. Start with daily paw inspections, checking between the toes and along pad margins for cracks, redness, swelling, or foreign material. Keep the hair between the paw pads trimmed to prevent matting that traps moisture and debris.

Apply a veterinary-grade paw balm or wax 2 to 3 times per week to maintain the lipid barrier. Look for products containing ceramides, medical-grade lanolin, shea butter, or beeswax. Avoid human hand creams, which may contain fragrances or ingredients toxic to dogs if licked. For dogs who walk on hot pavement or salted winter roads, consider protective booties during extreme conditions.

When cracked paw pads develop secondary irritation or the interdigital skin between pads becomes inflamed, topical antimicrobial and anti-itch support can help manage discomfort while the pads heal. Vetified Chlorhexidine Spray contains chlorhexidine gluconateand ketoconazole, providing both immediate itch relief and soothing moisture to irritated peridigital (around the toes) skin. The spray application avoids the mechanical irritation of rubbing creams into sensitive, cracked areas.

When Should You See the Vet About Paw Pad Issues?

While mild dryness and surface roughness are normal aging changes that respond to home care, certain paw pad symptoms require prompt veterinary evaluation. See your veterinarian if cracks are deep enough to bleed or if the pad tissue appears ulcerated, if paw pad changes appear suddenly rather than gradually over months, if only one paw is affected (suggesting a localized problem rather than systemic aging), if there is discharge, strong odor, or swelling around the pads, or if your dog develops concurrent skin infections elsewhere on the body alongside paw pad changes.

Your veterinarian may recommend cytology (microscopic examination of cells), skin scraping, biopsy, or bloodwork depending on the presentation. Early diagnosis of autoimmune or metabolic causes leads to significantly better treatment outcomes than delayed intervention.

Nutrition and Supplements for Paw Pad Health

Dietary support plays an important role in maintaining paw pad integrity as dogs age. Omega-3 fatty acids (EPA and DHA) from fish oil at doses of 75 to 100 mg/kg/day combined EPA+DHA have demonstrated anti-inflammatory effects and support epidermal barrier function in clinical trials (Bauer, 2011). Zinc supplementation may benefit breeds prone to zinc-responsive dermatosis, but should only be given under veterinary guidance as excessive zinc causes toxicity.

Biotin (vitamin B7) at 5 to 10 mcg/kg/day supports keratin production and has been shown to improve hoof quality in horses, with similar mechanisms expected in canine paw pads. Ensure your senior dog's diet provides adequate high-quality protein, as the amino acids cysteine and methionine are essential building blocks for the keratin that forms the paw pad's protective outer layer.

How to Treat Cracked Paw Pads in Senior Dogs at Home

Mild dryness and shallow cracks in an otherwise comfortable senior dog can usually be managed at home. Deep fissures, bleeding, limping, swelling, or discharge need a veterinary exam first.

1. Inspect the pads daily. Spread the toes and check each pad for cracks, foreign material, redness between the toes, or a yeasty odor.
2. Clean gently after walks. Rinse the paws with lukewarm water to remove grit, de-icing salt, and pollen, then pat them completely dry, including between the toes.
3. Treat any infected-looking cracks. If a crack looks red, moist, or smells, clean it with an antiseptic product made for dogs, such as a chlorhexidine spray, before moisturizing.
4. Apply a dog-safe paw balm once or twice daily, ideally before rest so it can absorb. Look for ceramides, shea butter, or medical-grade lanolin, and avoid products with zinc oxide or essential oils that dogs may lick off.
5. Protect the pads outdoors. Use well-fitted dog boots on hot pavement, ice, or rough terrain, and keep the hair between the pads trimmed so debris does not collect.
6. Monitor progress. With consistent care, shallow cracks typically start to improve within 1 to 2 weeks. If they deepen, bleed, or keep returning, see your veterinarian to rule out conditions such as pemphigus or zinc-responsive dermatosis.

Frequently Asked Questions

Is it normal for old dogs to have rough paw pads?

Yes, mild roughness and dryness are normal age-related changes. Senior dogs lose collagen and fat padding in their paw pads over time. However, deep cracks, bleeding, or sudden changes should be evaluated by a veterinarian.

What can I put on my dog's cracked paw pads?

Use a veterinary-grade paw balm containing ceramides, shea butter, beeswax, or medical-grade lanolin. Apply 2 to 3 times per week. Avoid human hand creams, which may contain ingredients toxic to dogs if licked.

Can cracked paw pads get infected?

Yes. Fissures in the paw pad provide entry points for bacteria like Staphylococcus pseudintermedius and yeast like Malassezia pachydermatis. Signs of infection include redness, swelling, discharge, odor, and increased licking.

Should I use dog boots for my senior dog?

Boots can protect fragile paw pads from hot pavement, ice-melt chemicals, and rough terrain. Choose boots with soft, flexible soles and secure closures. Introduce them gradually so your dog adjusts comfortably.

Sources

1. Miller WH, Griffin CE, Campbell KL. Muller and Kirk's Small Animal Dermatology. 7th ed. Elsevier; 2013.
2. Bauer JE. Therapeutic use of fish oils in companion animals. JAVMA. 2011;239(11):1441-1451. DOI
3. Outerbridge CA. Cutaneous Manifestations of Internal Diseases. Veterinary Clinics of North America: Small Animal Practice. 2013;43(1):135 to 152. DOI
4. Auxilia ST, Hill PB, Thoday KL. Canine symmetrical lupoid onychodystrophy: a retrospective study with particular reference to management. Journal of Small Animal Practice. 2001;42(8):367-372. DOI

Related Reading

• Thin Fragile Skin in Elderly Dogs: Causes, Protection, and Daily Care
• Age-Related Immune Decline and Recurrent Skin Infections in Senior Dogs
• How to Adjust Your Grooming Routine for a Senior Dog's Aging Skin

E. Maddens

Founder of Vetified. Develops topical antifungal and antimicrobial formulations for companion animals. Vetified products are listed on DailyMed and manufactured through FDA-registered facilities in the United States.

Research basis: All Vetified content references peer reviewed research published in journals including Veterinary Dermatology, JAVMA, and Journal of Small Animal Practice.