The fastest way to take the sting out of a sunburn is to cool your skin with a damp towel or cool bath for about 10 minutes, then apply aloe vera gel or a fragrance-free moisturizer while the skin is still slightly damp. Repeating this cycle several times a day, combined with an over-the-counter anti-inflammatory like ibuprofen, can noticeably reduce pain and redness within the first few hours.
Sunburn pain peaks between 6 and 48 hours after UV exposure, so acting quickly makes a real difference. Here’s how to get relief at each stage.
Cool Your Skin the Right Way
Start with a clean towel dampened with cool tap water and lay it over the burned area for about 10 minutes. You can also take a cool bath. Adding roughly 2 ounces of baking soda to the tub can help soothe irritation further. Repeat this several times throughout the day.
Use cool water, not cold. Applying ice or ice packs directly to sunburned skin narrows blood vessels near the surface, which reduces blood flow and actually slows healing. It can also cause additional tissue damage on skin that’s already compromised. A cool, damp cloth is gentler and more effective.
Apply Aloe Vera or a Light Moisturizer
Right after cooling, while your skin is still slightly damp, apply aloe vera gel or a fragrance-free moisturizing lotion. Aloe vera works well for sunburn because it has natural anti-inflammatory properties that reduce redness and swelling. It’s also rich in water content, which helps hydrate the damaged skin and may limit how much you peel later. The antioxidants in aloe, including vitamins C and E, help reduce stress on skin cells.
For an extra cooling effect, store your aloe vera gel or moisturizer in the refrigerator before applying. The cold product against warm, inflamed skin provides immediate sting relief. Calamine lotion is another option that can calm the burning sensation.
If you’re choosing a moisturizer, look for one with hyaluronic acid or ceramides. Hyaluronic acid boosts hydration from the outside in, and ceramides help repair the skin’s protective barrier, which UV damage disrupts. A simple, fragrance-free formula is better than anything heavy or complex.
Take an Anti-Inflammatory Early
Sunburn is, at its core, an inflammatory response. Your skin cells have been damaged by UV radiation, and your immune system reacts with swelling, redness, and pain. An over-the-counter anti-inflammatory like ibuprofen or naproxen helps interrupt that process. Take it as soon as you notice the burn developing, because inflammation builds over hours. Starting early blunts the peak pain before it arrives.
Drink Extra Water
Sunburn draws fluid toward the skin’s surface, which can leave you mildly dehydrated even if you don’t feel thirsty. Dehydration slows healing and can make you feel worse overall. Drink more water than usual while you’re recovering. If the burn covers a large area of your body, this becomes especially important since more surface area means more fluid loss.
What Not to Put on a Sunburn
Some products that seem soothing actually make things worse. Avoid these:
- Petroleum jelly: Creates a barrier that traps heat against the skin, prolonging inflammation and discomfort.
- Numbing sprays with benzocaine or lidocaine: These topical anesthetics can trigger allergic reactions ranging from mild irritation to severe dermatitis, and sunburned skin is especially vulnerable.
- Essential oils: Lavender, tea tree, and peppermint oils can all irritate damaged skin. None are proven to treat sunburn.
- Alcohol-based products: Anything containing ethanol, rubbing alcohol, or “alcohol denat.” strips away what little moisture your skin has left.
- Fragranced lotions or perfumes: The chemicals that create fragrance can trigger contact dermatitis on compromised skin.
- Exfoliating scrubs: Scrubbing sunburned skin removes natural oils and can create micro-tears that invite infection.
- Heavy creams or makeup: Thick, occlusive products trap heat and clog pores, preventing your skin from breathing and healing.
The simplest rule: if a product stings when you apply it, take it off. Your skin barrier is damaged, and anything with fragrance, alcohol, or harsh chemicals will make inflammation worse.
How Long the Sting Lasts
With consistent cooling, moisturizing, and anti-inflammatory treatment, most people notice a significant drop in stinging within the first 24 hours. The redness and tenderness typically last 3 to 5 days for a moderate sunburn. Peeling usually starts around day 3 or 4 as your body sheds the damaged skin cells. Resist the urge to peel it yourself, as pulling skin off prematurely exposes raw layers beneath and raises the risk of infection.
During the peeling phase, keep moisturizing. Your new skin underneath is sensitive and needs protection from friction, sun exposure, and drying out.
Signs That Need Medical Attention
Most sunburns heal on their own, but severe burns can become dangerous. Get medical help if you develop blisters along with any of these symptoms: bright red or oozing skin, severe pain that isn’t responding to home treatment, fever, chills or shivering, headache, or nausea and vomiting. These can signal sun poisoning, which is a more serious reaction to UV overexposure.
Severe blistering is particularly risky. When blisters pop and the skin opens, you lose fluid and electrolytes, which can lead to dehydration and skin infections. If your sunburn has large or widespread blisters, don’t pop them. Cover them lightly and seek care.