For a fresh burn, the best first step is cool running water for 20 minutes. After that, aloe vera gel, petroleum jelly, or medical-grade honey are the most effective topical options for minor burns. What you put on a burn depends on its severity and how far along it is in healing, so knowing the difference matters.
Cool Running Water Comes First
Before you put anything on a burn, hold it under cool (not cold) running water for a full 20 minutes. This is the single most important thing you can do. Research from UC Davis Health shows that cooling a burn within three hours of the injury speeds up healing significantly. The water doesn’t need to be freezing. Lukewarm to cool tap water works perfectly.
Twenty minutes feels long when you’re standing at the sink, but shorter durations are less effective. If the burn is on a part of the body that’s hard to hold under a faucet, soak a clean cloth in cool water and apply it, re-wetting frequently. Once you’ve cooled the burn, gently pat the area dry and assess what you’re dealing with.
How to Tell What Kind of Burn You Have
First-degree burns are dry, red, and painful, like a sunburn. The damage stays in the outermost layer of skin. These are the most common burns from briefly touching a hot pan, getting a mild steam burn, or spending too long in the sun. They heal on their own within a week.
Second-degree burns go deeper. The skin looks moist and red, often with blisters, and the pain is more intense. These happen from longer contact with heat, splashing hot liquids, or more serious sunburns. Shallow second-degree burns typically heal in two to three weeks with proper care.
Third-degree burns destroy the full thickness of skin. Counterintuitively, they may hurt less because the nerves are damaged. The skin can look white, brown, black, or waxy and feels dry or leathery. These always require emergency medical care.
What to Put on a Minor Burn
For first-degree burns and small second-degree burns, you have several good options once the burn has been cooled.
Aloe vera gel is one of the most accessible and effective choices. It works by reducing inflammation in the damaged skin, which helps calm pain and supports the healing process. Use pure aloe vera gel (from the plant or a tube with minimal additives) and apply a thin layer to the burn. You can reapply as it absorbs or dries out, typically a few times a day.
Petroleum jelly (like Vaseline) keeps the burn moist, which is critical for healing. Dry, exposed burns heal more slowly and scar more. Apply a thin layer and cover with a loose, non-stick bandage. Reapply when you change the bandage.
Medical-grade honey is a lesser-known option with strong clinical backing. Products containing active Leptospermum honey (derived from tea tree pollen in New Zealand and Australia) have antibacterial, anti-inflammatory, and antioxidant properties. The honey’s natural acidity lowers the wound’s pH, which promotes oxygen delivery and tissue regeneration. Studies show it can fight antibiotic-resistant bacteria, including MRSA, making it particularly useful for preventing infection. It’s available in pharmacies as wound dressings or tubes specifically designed for burns.
What About Antibiotic Ointment?
For an intact, unbroken burn, you don’t need antibiotic ointment. Petroleum jelly or aloe vera is sufficient. However, if a blister breaks on its own, wash the area gently with soap and water, apply a thin layer of over-the-counter antibiotic ointment, and cover it with a bandage. This helps prevent infection in the newly exposed skin underneath.
Don’t intentionally pop blisters. The fluid inside protects the healing skin beneath, and breaking them open creates an entry point for bacteria.
Choosing the Right Bandage
Regular gauze sticks to burns and tears healing skin when you remove it. Use non-stick dressings instead. Petrolatum-impregnated gauze pads are specifically designed for burns. The petroleum coating prevents the dressing from bonding to the wound bed. To apply one, clean and dry the surrounding skin, place the dressing directly on the burn, and secure it with a secondary wrap like a rolled bandage or medical tape on the edges.
Change the dressing once a day or whenever it gets wet or dirty. Each time, gently clean the burn with mild soap and water, reapply your chosen topical (aloe, petroleum jelly, or honey), and put on a fresh bandage.
What Not to Put on a Burn
Several common home remedies actively make burns worse.
- Butter or cooking oil: These trap heat in the skin, slowing healing instead of helping it. The bacteria naturally present in food products also increase the risk of infection.
- Toothpaste: It irritates the wound, intensifies pain, and raises the risk of both infection and scarring. Nothing in toothpaste has healing properties for skin.
- Ice or ice water: Ice constricts blood flow to the area, which slows healing. It can also numb the skin so thoroughly that you don’t realize the tissue is being damaged further, potentially causing frostnip on top of the burn.
Stick to cool (not cold) water, then the topical treatments above. Simple is better.
Managing Burn Pain
Burns hurt, sometimes intensely for the first day or two. Over-the-counter pain relievers help. Ibuprofen is often the better choice because it reduces both pain and inflammation. Acetaminophen (Tylenol) is an alternative if you can’t take ibuprofen. You can also use both together for more significant pain, since they work through different mechanisms.
Keeping the burn covered and moist also reduces pain. Exposed burns are more sensitive to air movement and temperature changes, so a good bandage does double duty as both a healing aid and a pain management tool.
Signs of Infection to Watch For
Even well-treated burns can get infected. Check your burn daily for these warning signs: increasing pain rather than gradually improving, discolored drainage (green, yellow, or brown), a foul smell from the wound, or expanding redness around the edges. Any of these mean the burn needs medical attention.
Burns That Need Professional Care
Not every burn can be treated at home. You need medical care for any second-degree burn larger than the palm of your hand, or any burn that looks white, brown, or leathery (a sign of full-thickness damage). Burns on the face, eyes, ears, hands, feet, or genitals always require professional treatment regardless of size, because these areas are more vulnerable to complications and scarring. The same goes for burns that wrap all the way around a finger, arm, or leg.