I never thought it would happen to me. I'm careful. I reapply. I know better. And there I was, standing in the hotel bathroom after a long golden afternoon at the beach, watching the first tingling pink flush creep across my shoulders. That particular sting when your clothes brush your skin. The warmth that doesn't go away when you step into the shade. A sunburn — proper, undeniable, mine.
If you have ever had that moment of dawning realisation, this is for you. What to do right now, what actually works when you are far from home, how to heal faster, and how to make sure it does not happen again. Including something most sunburn guides skip entirely: how to let your skin get used to the sun over time, and what to wear for a long day in the water with children.
For the days after
Tallow Sun Balm
20% zinc oxide and chamomile on a Belgian tallow base. Zinc oxide and chamomile have been used for over a century to settle irritated, healing skin. Unscented, so there is nothing to sting a compromised barrier. €39,90.
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What is actually happening when you burn
Sunburn is not just surface redness. It is an inflammatory response set off when UV radiation — UVB in particular — damages the DNA in your skin cells. Your immune system sends in inflammatory mediators such as prostaglandins and cytokines to deal with the damage. That is where the heat, redness, pain and swelling come from. The peeling a few days later is your body shedding the damaged cells.
Redness and pain typically peak 12 to 24 hours after exposure — which is why a burn that seemed manageable at six in the evening can feel savage by morning. Knowing that helps you respond intelligently instead of panicking.
What to do in the first hour
Get out of the sun immediately. Obvious, but it is easy to think the damage is already done. It is not. Every extra minute of UV adds to what is already happening.
Cool the skin, but gently. A cool — not ice-cold — shower or a cool wet cloth is the best immediate intervention. Ice or very cold water shocks the skin and can damage capillaries on top of the burn. Aim for pleasantly cool: enough to draw the heat out without provoking a second reaction.
Drink water. Lots of it. Sunburn pulls fluid to the surface of the skin and dehydrates the body. Aim for at least two litres over the following hours, and add an electrolyte sachet if you have one — you have probably been sweating too.
What not to do:
- Apply butter, oil or any heavy occlusive to a fresh burn. The skin has to cool first.
- Pop any blisters. They are your skin's own dressing.
- Wear tight synthetic clothing over a burned area.
- Go back into the sun the next day without full cover.
Remedies that work when you are away from home
You are not at home and you do not have your bathroom cabinet with you. Here is what you can improvise from what is probably already in the hotel room, the beach bag or the shop around the corner.
Cool water soaks. Fill the bath or a basin with cool water and soak for ten to fifteen minutes. The single most effective immediate step, and it costs nothing. Repeat as needed.
Plain yogurt. Unsweetened, unflavoured yogurt contains lactic acid and probiotics that help calm inflammation and leave a cooling, hydrating film. Leave it on for fifteen to twenty minutes, then rinse gently with cool water. It sounds odd; it works surprisingly well.
Oat water. If you can find rolled oats, simmer a handful in water, cool, strain, and use the milky liquid as a compress or in the bath. Oats contain avenanthramides, compounds with genuine anti-inflammatory and anti-itch activity — the same active behind many commercial eczema and sunburn products.
Aloe vera. A fresh plant, if you can find one, is ideal: break a leaf and apply the gel directly. Otherwise a plain pharmacy aloe gel with minimal additives is the most accessible local buy. Keep it in the fridge and apply it cold.
Cold green or chamomile tea compress. Brew it strong, let it cool, soak a cloth and lay it on the burn. Chamomile has documented anti-inflammatory properties, and the tannins in tea help limit water loss through the skin. This is the grandmother's remedy that genuinely holds up.
Anti-inflammatory painkillers. If the burn is keeping you awake, ibuprofen (not paracetamol) is the right choice: it works on prostaglandins, the same inflammatory mediators causing the pain and heat. Take it with food. This is not only pain relief — it treats the underlying process.
The healing phase: days two to four
Once the acute heat has settled, usually by the second day, your skin shifts into repair. That is when you can support it more actively.
Skin needs moisture, barrier support and calming ingredients now. What it does not need is retinol, AHAs, vitamin C or anything exfoliating. Put those away until everything has fully healed.
This is where a good zinc balm earns its place. Our Tallow Sun Balm contains 20% zinc oxide and chamomile. Zinc oxide has been used in wound care and nappy-rash creams for more than a century because it genuinely supports skin repair, and chamomile acts — via bisabolol and apigenin — on exactly the inflammation behind a burn. Applied gently to healing skin it gives a protective, breathable layer that keeps moisture in and irritants out. It is unscented, so there are no essential oils to sting a compromised barrier, and it is gentle enough for babies.
For the face and other delicate areas, Family Daisy with chamomile and raspberry extract is an equally gentle option: chamomile again, on a tallow base that mirrors the skin's own lipid profile, which is why reactive or compromised skin tends to tolerate it so well.
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Claim 10% offThe peeling. Do not pick it.
Around day three to five the skin starts to peel. That is normal — your body shedding UV-damaged cells. The urge to pull is real. Do not. Peeling before the skin underneath is ready exposes raw, unprotected cells and greatly increases the risk of infection and scarring.
Keep the area moisturised (which actually slows and smooths the process), wear loose natural-fibre clothing over it, and let it come away in its own time. If you must do something, use a soft cloth gently in the shower — never a loofah or an exfoliating mitt.
Letting your skin get used to the sun
Here is what most sunburn advice misses: skin can be acclimatised to sun. That is not wishful thinking, it is melanin physiology.
Melanin is your skin's own UV filter. Melanocytes produce it in response to UV, and it builds up with repeated, moderate exposure. That is why someone who tans gradually through the summer handles the same sun far better in August than in May — their melanin production has been upregulated.
The key word is moderate. You cannot rush it without burning. Approached sensibly, though, you can meaningfully improve your skin's tolerance over a few weeks.
How to do it properly
Start early in the season, not on the first day of the holiday. The biggest single cause of holiday sunburn is going from an indoor winter to full Mediterranean summer in twenty-four hours. After months indoors your melanin baseline is at its lowest, and even twenty minutes of strong midday sun can burn completely unacclimatised skin.
Begin with ten to fifteen minutes of direct sun a day, off-peak. Before eleven or after three. That gives your skin a signal to start producing melanin without crossing the threshold where it burns.
Build up by five to ten minutes every few days. Not daily — let your skin recover and build. You should never be red or tingling afterwards. If you are, you have gone too far.
Protect the face, décolletage and tops of the feet. Thinner skin, fewer melanocytes. They burn fastest and take the most long-term damage. Use a mineral sunscreen with a tested SPF rating on those areas even during deliberate acclimatisation.
Eat antioxidant-rich food in sun season. Lycopene (tomato, watermelon), beta-carotene (carrot, sweet potato) and omega-3 fats have a documented mild photoprotective effect when eaten consistently. They do not replace sunscreen, but they support the skin's internal defences.
The goal is acclimatisation, not a burn. Burn during the process and you set yourself back: burning causes DNA damage and an inflammatory response that actually makes melanin production less efficient.
What to wear for a day in the water with children
This is a classic route to unexpectedly serious sunburn: you are watching the children, half in and half out of the water, reapplying is difficult, and before you know it you have had four hours of reflected UV from both water and sand. Water reflects up to 25% of UV back at you and sand around 15%. You can burn faster beside water than in full midday sun on dry land.
The answer is UPF clothing — swimwear and cover-ups with an ultraviolet protection factor.
UPF 50+ swim shirts
These block 98% of UV through the fabric and do not wash off. For children in and out of the water all day, a long-sleeved swim shirt is by far the most reliable option.
Swim leggings or board shorts
The backs of the thighs and the lower back are notorious when you are crouching in shallow water. UPF leggings solve it completely.
A hat with a chin strap
Sun hats made for the water stay on and cut face and scalp exposure sharply. The scalp is one of the most burned and most forgotten areas.
For whatever stays bare
Hands, feet, neck and face: use a mineral sunscreen with a tested SPF rating and reapply every time you come out of the water.
An honest word about our own Sun Balm: it contains 20% zinc oxide, but it has not been SPF-tested, so we do not call it a sunscreen and we do not give it a protection factor. For hours in the water, use a product with a tested SPF. Where our balm belongs is afterwards — on warm, tight skin that needs to settle.
For skin after a day in the sun
Gentle, unscented, made to calm
Handmade in Belgium from cold-rendered grass-fed tallow.
Frequently asked questions
How long does a sunburn take to heal?
A mild burn with redness and tenderness but no blistering usually heals in three to five days. A moderate burn with swelling and blisters can take seven to ten. Keep the skin cool, well moisturised and out of the sun throughout. Peeling generally starts around day three to five.
Should I moisturise a sunburn?
Yes, but not immediately. Focus on cooling for the first few hours. Once the acute heat has come down, usually that evening or the next morning, start applying a gentle fragrance-free moisturiser. Tallow or a zinc oxide balm suit this well because they support barrier repair without irritating inflamed skin. Avoid anything with alcohol, retinol, acids or strong essential oils.
Can I use the Tallow Sun Balm on a burn?
Yes, and it is well suited to it. Zinc oxide is used in wound care and barrier creams precisely because it supports skin repair and does not irritate, and chamomile adds a calming action. Apply once the skin has cooled from the initial heat.
Is the Tallow Sun Balm a sunscreen?
No. It contains 20% zinc oxide, but it has not been SPF-tested, so we do not describe it as a sunscreen and it carries no protection factor. For deliberate sun exposure, use a product with a tested SPF rating. Our balm is for afterwards.
How much sun is sensible when acclimatising?
It depends entirely on your skin type. As a rule, start with ten to fifteen minutes of off-peak sun on the areas you want to acclimatise. You should feel mild warmth but no tingling or tightness. Any redness afterwards means it was too long. Build up by five minutes every three to four days. Very fair skin that always burns and never tans has a genetically lower capacity to tan and should be more conservative.
Is SPF 50 enough in strong summer sun?
SPF 50 blocks about 98% of UVB; SPF 100 about 99%. The difference is marginal. What matters far more is whether you apply enough — most people use about a third of what the rating assumes — and how often you reapply. A correctly applied SPF 30 beats a badly applied SPF 50 every time.
What UPF rating do I need for swimwear?
UPF 50+ is the highest rating and blocks more than 98% of UV through the fabric. For a full day of swimming it is far more reliable than trying to keep sunscreen topped up, especially on children.
Can I still make vitamin D in UPF clothing?
UPF fabric does reduce vitamin D synthesis in the areas it covers. Since most vitamin D is made in the arms, legs and face, leaving those exposed for short, moderate periods usually maintains adequate production. If you are concerned, a simple blood test settles it.
Related reads
- How to Sun Safely and Get Maximum Vitamin D
- Natural Tallow Sun Balm with Zinc Oxide
- Why Babies Deserve the Most Pure Skincare
Laura, founder of Nana Latta
Formula Botanica-trained skincare formulator and health coach, founder of Belgium's first tallow skincare brand — grass-fed tallow, made by hand in small batches.
