Dry, Cracked Heels: Causes, Treatment, and When It Becomes a Medical Problem

Quick answer: Treatment for dry cracked heels treatment causes prevention follows a stepwise approach: 1) conservative care first (rest, ice, supportive footwear, OTC anti-inflammatories), 2) physical therapy and targeted exercises, 3) in-office treatments (injections, custom orthotics) if conservative fails at 4-6 weeks, 4) surgery for refractory cases. Most patients resolve at step 1 or 2. Call (810) 206-1402.

Medically reviewed by Dr. Tom Biernacki, DPM — Board-Certified Podiatric Surgeon — Balance Foot & Ankle, Howell & Bloomfield Hills, MI. Last updated April 2026.

Dry, cracked heels — clinically termed heel fissures or xerosis plantaris — are a common problem that exists on a spectrum from a cosmetic nuisance to a serious medical condition. For most people, appropriate moisturization and exfoliation is sufficient management. But for diabetic patients, those with peripheral vascular disease, or anyone whose heel cracks have become deep enough to bleed or cause pain, cracked heels are a genuine wound care issue that warrants professional evaluation.

Why Heels Crack

The heel skin is unique — it lacks the sebaceous (oil) glands present elsewhere in the skin, making it dependent on water for hydration. The thick callus of the weight-bearing heel surface is particularly prone to dehydration, and when the skin loses elasticity from dryness, the repeated compressive and tensile forces of walking cause it to split — initially superficially, and with time, through the full thickness of the skin to the dermis.

Contributing Factors

• Dry climate and low humidity — Michigan winters, with indoor heating reducing humidity, substantially worsen heel skin dryness
• Open-backed footwear — sandals and open-backed shoes allow the fat pad to splay outward under load, creating lateral tensile stress on the heel skin that promotes fissuring
• Prolonged standing on hard surfaces — increases mechanical stress on the heel skin
• Systemic skin conditions — psoriasis, eczema, and palmoplantar keratoderma cause abnormal skin turnover that increases fissure formation
• Thyroid disease (hypothyroidism) — causes skin dryness throughout the body, including the feet
• Diabetes — autonomic neuropathy reduces the sweating that normally provides natural skin moisture; diabetics are at high risk for severe heel fissures
• Obesity — increases compressive force on the heel fat pad
• Vitamin and mineral deficiencies — omega-3 fatty acid, zinc, and vitamin E deficiency can impair skin barrier function

Grades of Heel Fissures

• Grade 1 (Surface fissures) — superficial cracks in the outermost layer of skin; dry, rough texture; no pain; cosmetic concern only
• Grade 2 (Partial-thickness fissures) — deeper cracks that may be tender with direct pressure; beginning to cause pain with activity
• Grade 3 (Full-thickness fissures) — cracks extend through the full skin thickness; painful with every step; bleeding; potential for bacterial entry and infection
• Grade 4 (Infected fissures) — cellulitis, purulent drainage, or systemic signs of infection; requires urgent medical management

Treatment

Grade 1–2: Self-Care Protocol

• Urea-based heel cream (20–40% urea) — urea is both a humectant (draws water into the skin) and a keratolytic (breaks down thickened callus). Applied nightly under socks, 20–40% urea cream is far more effective than standard moisturizers for heel skin. Brands include Eucerin Intensive Repair, AmLactin (lactic acid is equivalent), and CeraVe SA.
• Pumice stone or foot file — gentle exfoliation of loose callus edges after soaking improves cream penetration; avoid aggressive filing of inflamed or bleeding skin
• Occlusive nighttime socks — applying heel cream and wearing socks overnight (or gel-lined moisture socks) significantly accelerates healing by preventing transepidermal water loss during sleep
• Adequate footwear — transitioning from open-backed sandals and open-heeled shoes to closed-heel footwear reduces the splaying forces that cause heel fissures

Grade 3: Professional Treatment

• Professional debridement — removing the thick callus and cracked skin edges using sterile instruments; improves cream penetration and removes the mechanical stress of the thick callus rim
• Prescription-strength urea preparations (40–50%)
• Wound closure products — liquid bandages and wound closure strips (Steri-Strips, medical-grade cyanoacrylate) can hold fissure edges together while healing occurs, providing pain relief and protecting the wound
• Addressing underlying conditions — thyroid testing, diabetic management optimization

When a Podiatrist Is Necessary

Seek professional evaluation for:

• Any heel fissure in a diabetic patient or patient with peripheral vascular disease — Grade 1 and above
• Fissures that bleed, are significantly painful, or haven’t improved after 2–4 weeks of appropriate self-care
• Signs of infection: increasing redness, warmth, swelling, purulent drainage, fever
• Recurrent severe heel fissures — indicates an underlying systemic condition or structural problem requiring assessment

Frequently Asked Questions

How long does treatment take to work?

Most patients see improvement in 4-8 weeks with consistent conservative care. Persistent symptoms after 8 weeks need imaging and escalation.

When is surgery needed?

Surgery is reserved for cases that fail 3-6 months of conservative care, structural deformities, or fractures requiring stabilization.

Is this covered by insurance?

Most diagnostic visits and conservative treatments are covered by Medicare and major insurers. Custom orthotics often require diabetic or post-surgical justification.

In-Office Treatment at Balance Foot & Ankle

If home treatment isn’t providing relief for your heel pain, our podiatry team at Balance Foot & Ankle can help with same-day evaluations and advanced in-office care.