Petroleum Jelly on Cracked Heels: What to Know

Heel fissures develop when thick, dry skin loses flexibility and pressure from standing or walking pulls it apart. Petroleum jelly forms a protective film that limits water loss and makes the surface more pliable. It cannot correct every cause: persistent dry skin, footwear friction, eczema, psoriasis, or athlete’s foot may need different care. It may also make the floor or footwear slippery, so allow the product to absorb and wear secure socks.

After a brief lukewarm wash, pat the feet dry and apply petroleum jelly while the skin still feels slightly moist. Cover with cotton socks overnight. Do not cut the hard skin or use a sharp tool. A foot file can be used gently on softened, intact thick skin, but skip filing directly over a painful open fissure. Choose supportive footwear and keep feet dry between the toes. Emollient therapy can provide a broader moisturising plan when cracks recur.

See a clinician for deep, bleeding, or painful cracks; spreading redness, warmth, swelling, pus, or fever; or heel problems that do not improve with routine care. It is especially important to seek advice promptly if you have diabetes, reduced sensation, poor circulation, or a weakened immune system. Scaling, itching, or peeling between the toes can point to athlete’s foot, which petroleum jelly alone will not treat.

Is dryness the main cause of my heel cracks, or could infection or another skin condition be involved? Which emollient strength and footwear changes would help? How should I protect a fissure that keeps reopening?