The best thing to put on a minor burn is a thin layer of plain petroleum jelly (like Vaseline) or aloe vera gel, applied after you’ve cooled the burn under running water for at least 20 minutes. That cooling step matters more than any ointment you apply afterward. For most first-degree burns, this simple approach is all you need to support healing.
Cool Water First, Ointment Second
Before you reach for anything to put on a burn, cool it under running tap water. Current best-practice guidelines recommend 20 minutes of cool running water within the first three hours after the injury. The water should be cool but not ice-cold, ideally between 36°F and 77°F. Regular tap water works perfectly.
This isn’t optional. Cooling reduces heat that continues penetrating deeper into your skin even after the source is removed. Skipping this step or cutting it short means the burn keeps doing damage beneath the surface. Don’t substitute ice, ice water, or frozen packs. Cold temperatures can constrict blood flow to already-injured tissue and make the burn worse.
After cooling, gently pat the area dry and apply a thin layer of petroleum jelly or aloe vera. Cover with a non-stick bandage or sterile gauze. Reapply the ointment and change the bandage daily, or whenever the dressing gets wet or dirty.
What Actually Helps Burns Heal
You don’t need anything fancy. According to MedlinePlus, a thin layer of petroleum jelly or aloe vera is enough for minor burns, and the ointment doesn’t need to contain antibiotics. In fact, some antibiotic ointments can trigger allergic reactions that slow healing and add unnecessary irritation to already-damaged skin.
Petroleum jelly works by creating a moisture barrier over the wound. Burns heal faster in a moist environment because new skin cells can migrate across the wound surface more easily. Letting a burn dry out and scab over actually delays the process.
Aloe vera has some additional benefits beyond moisture. In preclinical studies, aloe vera outperformed honey and combination formulations for wound closure, while honey showed stronger antimicrobial properties. If you’re using a store-bought aloe gel, look for one without added fragrances, dyes, or alcohol, which can sting and irritate the wound.
Over-the-counter pain relievers like ibuprofen or acetaminophen can help manage the discomfort, especially in the first day or two when pain tends to peak.
What Not to Put on a Burn
Butter, toothpaste, cooking oil, egg whites, cortisone cream, and lotion all make burns worse. Butter and oil trap heat inside the tissue, extending the damage. Toothpaste contains chemicals that irritate raw skin. These home remedies persist in popular advice, but they actively interfere with healing.
Skip lotions and scented creams as well. They contain fragrances, preservatives, and other additives that can cause irritation or allergic reactions on broken skin. Stick with plain petroleum jelly or pure aloe vera until the burn has fully closed.
Know Your Burn Severity
What you should put on a burn depends entirely on how deep it goes. Home treatment is appropriate for first-degree burns and small, superficial second-degree burns. Anything deeper needs medical attention.
- First-degree (superficial): Affects only the outermost layer of skin. You’ll see redness and feel pain, but there are no blisters. These typically heal within a few days without scarring.
- Second-degree (partial-thickness): Penetrates into the second layer of skin. Blisters develop, and the pain can be intense. The skin may look red, white, or splotchy. Healing takes up to three weeks, and deeper second-degree burns can leave scars.
- Third-degree (full-thickness): Destroys all layers of skin and sometimes the fat and muscle underneath. The burned area may appear black, brown, white, or leathery. Because nerves are destroyed, these burns may cause little or no pain, which can be misleading.
If you have blisters, don’t pop them. Intact blisters act as a natural sterile dressing. Broken blisters expose raw tissue to bacteria and significantly increase infection risk.
When a Burn Needs Medical Care
Any full-thickness burn requires emergency care, regardless of size. The American Burn Association also recommends immediate medical consultation for partial-thickness burns covering 10% or more of your body surface. As a rough reference, the palm of your hand equals about 1% of your total body surface.
Location matters as much as size. Even small burns on the face, hands, feet, genitals, or over joints may need specialized evaluation because scarring in these areas can affect function, movement, or appearance long-term. Burns that wrap all the way around an arm, leg, or finger are also emergencies because swelling can cut off blood flow.
Burns are classified as “dirty wounds” by the CDC, which means you may need a tetanus booster. If your last tetanus shot was five or more years ago, or if you’re unsure of your vaccination history, get one. If you’ve had a tetanus shot within the past five years and completed your full primary vaccine series, you’re covered.
Preventing Scars as the Burn Heals
Once a burn has fully closed, the risk shifts from infection to scarring. New scar tissue is especially vulnerable to sun damage, which can cause permanent darkening or discoloration. Protect healing skin from UV exposure with SPF 30 or higher any time it’s exposed to sunlight.
Silicone-based scar gels or sheets are the most well-studied option for minimizing raised or thickened scars. These products form a thin barrier that helps regulate how your body lays down new collagen during repair. Start using them once the wound has fully closed, and continue for 8 to 12 weeks. If you’re prone to raised scarring or keloids, extending use to six months can improve results.
Keeping the area moisturized during the entire healing process also helps. Dry, tight skin is more likely to form thick scar tissue. Gentle, fragrance-free moisturizers are fine to use once the wound has closed and you’re past the raw, open stage.
Daily Burn Care Routine
For a minor burn you’re treating at home, the daily routine is straightforward. Wash your hands before touching the burn. Gently clean the area with lukewarm water. Pat dry. Apply a thin layer of petroleum jelly or aloe vera. Cover with a clean, non-stick bandage. Repeat once or twice daily.
Watch for signs of infection as the burn heals: increasing redness that spreads beyond the burn edges, swelling that gets worse instead of better, pus or cloudy drainage, warmth around the wound, or a fever. Infected burns need medical treatment and won’t resolve with home care alone. A first-degree burn that isn’t showing improvement after a week, or a second-degree burn that isn’t progressing after three weeks, also warrants a medical visit.