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Answers to the questions we're asked most, about our natural deodorants, refills and the people who make them.
Natural deodorant basics
What it is, how it differs from an antiperspirant and what to expect when you switch.
What is natural deodorant?
A deodorant made with ingredients of natural origin. “Natural” has no legal definition for cosmetics in the UK, though, so it can mean different things on different labels. Our sprays, roll-ons, sticks and balms are certified COSMOS NATURAL by the Soil Association, an independent standard that looks at where ingredients come from and how they're processed. Like any deodorant, it tackles odour; it doesn't stop you sweating.
What's the difference between deodorant and antiperspirant?
Deodorant and antiperspirant work in different ways. Deodorant targets the bacteria that cause body odour when they interact with sweat. It doesn't stop you from sweating. Antiperspirant contains aluminium compounds that temporarily block sweat ducts, reducing the amount you perspire. Many people use the terms interchangeably, but they're distinct products designed for different purposes. All Salt of the Earth products are natural deodorants.
Are natural deodorants better than antiperspirants?
They do different jobs. If you want to sweat less, an antiperspirant does that and a deodorant doesn't. If you're happy to sweat as normal and want to tackle odour with independently certified natural ingredients, a COSMOS Natural deodorant gives you that. The best one is the one you're happy wearing.
Does natural deodorant actually work?
It does what a deodorant is for: it tackles odour, not sweat, so you carry on sweating normally. Every product page carries verified customer reviews, so you can see how each format does. If you're switching from an antiperspirant, it can take a week or two to feel settled with a new deodorant.
What should I expect when I switch to natural deodorant?
You'll still sweat. That's normal: it's how your body keeps cool. Some people find it takes a week or two to feel settled with a new deodorant, and you'll see that sold as an “armpit detox”. We can't find good evidence that your armpits are detoxing anything, so we won't promise you one. Our advice is simpler: give it a fair go, put it on clean, dry skin, and top up if you need to.
Why isn't my natural deodorant working?
Usually it's one of four things: it's going on to skin that isn't clean and dry, it needs a top-up later in the day, the format doesn't suit you, or your clothes are holding on to old smells. Our sprays and roll-ons use potassium alum and our sticks and balms use bicarbonate of soda, so switching between them is worth a try. Still stuck? Get in touch and we'll help.
Ingredients and aluminium
Potassium alum, bicarbonate of soda and what isn't in there.
What is potassium alum, and how is it different from aluminium chlorohydrate?
Potassium alum is a mineral salt with a long history as a deodorant. It's in our sprays, roll-ons and crystals, and it's the only ingredient in our crystals. It isn't the aluminium chlorohydrate used in antiperspirants, but it is an aluminium salt, so we don't call those products aluminium-free. An antiperspirant temporarily plugs sweat ducts so you sweat less; a deodorant works on the skin's surface, where odour forms, and you sweat as normal. More on our ingredients.
Is natural deodorant aluminium-free?
Not always, and ours isn't across the board. Our sprays, roll-ons and crystals contain potassium alum, a mineral salt that contains aluminium. It isn't the aluminium chlorohydrate used in antiperspirants, but it is an aluminium salt, so we don't call those products aluminium-free. Our sticks and balms are aluminium-free: they use bicarbonate of soda instead of potassium alum.
Is crystal deodorant aluminium-free?
No. Crystal deodorant is potassium alum, which contains aluminium. You'll sometimes see crystals sold as aluminium-free. We don't describe ours that way, because it isn't accurate.
Do your deodorants contain parabens?
No. Parabens are preservatives, and they're permitted in cosmetics, but none of our deodorants contain them. Our crystals are a single ingredient, potassium alum. Our sprays, roll-ons, sticks and balms are certified COSMOS NATURAL, a standard that doesn't allow parabens.
Is the aloe vera you use decolourised?
Yes. The aloe vera leaf juice powder we use is organic and decolourised.
Skin and safety
Sensitive skin, shaving, and how cosmetics are checked before they go on sale.
Can natural deodorant irritate your skin?
Any cosmetic can irritate someone's skin, natural or not. If you get redness or itching, stop using it. Some people find bicarbonate of soda doesn't agree with them. It's in our sticks and balms but not in our sprays, roll-ons or crystals, so those are worth trying instead. If your skin is sensitive, try a small patch test first, and don't put deodorant on broken skin.
Can I use natural deodorant after shaving or waxing?
Freshly shaved or waxed skin is more sensitive, so give it time to settle first, and never put deodorant on broken skin.
Are natural deodorants safe?
Every cosmetic sold in the UK has to pass a safety assessment by a qualified safety assessor before it goes on sale, natural or not. Ours are no exception.
Certifications, vegan and cruelty free
Who checks our deodorants, and what each certification means.
How are Salt of the Earth deodorants natural?
“Natural” has no legal definition for cosmetics in the UK, so instead of asking you to take our word for it, we have our products checked. Our sprays, roll-ons, sticks and balms are certified COSMOS NATURAL by the Soil Association, an independent standard that looks at where ingredients come from and how they're processed. Our crystals aren't COSMOS certified. See all our certifications.
Are your deodorants vegan and cruelty free?
Yes. Every deodorant we sell is registered with The Vegan Society and approved by Cruelty Free International. The Cruelty Free International Approval Programme checks the supply chain right down to ingredient manufacturer level, not just the finished product. We're also approved by the Vegetarian Society. Read our Cruelty Free International statement.
What does Cruelty Free International approval mean?
It means our products are approved under the Cruelty Free International Approval Programme, a global programme that requires cruelty-free standards over and above legal requirements. We follow a fixed cut-off date policy and monitor our suppliers to make sure our products keep meeting its criteria, and our supplier monitoring system is independently audited. All of our own brand cosmetic and personal care products are approved under the programme. Read our Cruelty Free International statement.
Choosing your deodorant
Formats, scents and where to start.
Which deodorant should I start with?
Which scent should I choose? Are any just for men or for women?
None of them are: anyone can wear any of our scents, so go with the one you like. If you'd like a starting point, men most often choose Vetiver & Citrus, Amber & Sandalwood, Oud & Bergamot or Unscented, and women most often choose Lavender & Vanilla, Peony Blossom, Clary Sage & Mint or Unscented.
Can you get fragrance-free natural deodorant?
Yes. We make an unscented version of every format: refillable roll-on, refillable spray, stick, balm and crystal.
What is a deodorant balm?
A soft, solid deodorant that melts into your skin as you smooth it on. Ours are made without water or potassium alum, which makes them one of our two aluminium-free formats, along with our sticks. Take a pea-sized amount and rub it into clean, dry underarms.
Is a spray or a roll-on better?
Neither is better: it's down to what you prefer. A spray is quicker to put on; a roll-on gives you a more controlled application. Both are refillable, and both are a handy size to take with you.
Kids and teens
From what age, and how to pick one together.
Is Salt of the Earth deodorant suitable for kids?
Yes, all the deodorants in the Salt of the Earth range are suitable for children aged 6 and above. Browse our deodorants for kids.
Is there a natural deodorant for toddlers?
We don't recommend deodorant for children under 6, and it would be very unusual for a toddler to need one. Body odour usually starts around puberty, so if you're worried about your toddler, please speak to your GP.
How do I choose a deodorant for my child?
Let them pick a scent they like, then think about which format they'll find easiest: younger children often get on best with a roll-on or a stick. If their skin is sensitive, read the ingredients together and try a small patch test first. Every format comes in an unscented version too.
Using, refilling and care
Refills, how long each format lasts, and quick fixes.
How do I refill my spray or roll-on?
Sprays and roll-ons refill the same way:
- Rinse your empty bottle with water and let it dry completely.
- Shake the refill bottle or pouch so the ingredients are evenly mixed.
- Pour it into your bottle until it's nearly full. Do this over a sink: the natural salts can mark some surfaces.
- Screw the spray cap or roll-on head back on tightly.
How many refills will I get?
Up to 3 from a 300ml or 225ml pouch, up to 5 from a 500ml spray bottle, up to 7 from a 525ml roll-on bottle, and up to 10 from the 1 litre unscented spray refill. See how refills work.
How do I refill a deodorant stick?
Our refillable stick cases can be refilled again and again, and you can pick a different scent each time. In the case, twist the base to wind the stick up. The refills come in a cardboard tube you can also use on its own: just push the stick up from the base as you go. Shop stick refills.
Will your refills fit other brands' deodorants?
Our refills are made for our own bottles and cases, so we can't promise they'll work with anyone else's.
Is the refill the same deodorant?
Yes, it's the same formula as the deodorant it refills.
Can I refill a crystal deodorant?
No. A crystal lasts a long time on its own, so we don't make refills for it. If you'd like a refillable deodorant, our sprays, roll-ons and sticks all have refills.
How long does a deodorant last?
As a rough guide, a spray lasts about 3 months with 3 sprays per underarm a day: up to 5 months with lighter use, or about a month with heavy use. Our Classic 90g crystal lasts about 12 months with 3 swipes per underarm a day: up to 18 months with lighter use, or about 3 months with heavy use. Everyone's different, so treat these as a guide.
How do I make my crystal deodorant last longer?
Crystals dissolve slowly in water, so the less time they spend wet, the longer they last. Apply yours to damp skin after a bath or shower rather than soaking the crystal, and dry it after use. Don't worry if it doesn't seem to get any smaller: you only use a tiny amount each time.
What do I do if my spray nozzle stops working?
First, press the spray down 5 to 10 times, pointing it somewhere safe: this clears most blockages. If that doesn't work, soak the pump and dip tube in warm water for ten minutes, then try again. Still not spraying? Get in touch and we'll help.
About Salt of the Earth
Who we are, where we make our deodorants and what they've won.
Who owns Salt of the Earth?
Salt of the Earth is a family-owned, independent UK company and a trading brand of Crystal Spring Consumer Division Ltd. Sally Laird bought the business in 2005, and her son Thomas has been Managing Director since 2008. There are no outside investors. You can read the full ownership story on our blog.
Are Salt of the Earth and Crystal Spring the same company?
Yes. Salt of the Earth is the brand name of Crystal Spring Consumer Division Ltd. The business launched in 1993 as Crystal Spring, selling the product now called Salt of the Earth Classic. The brand was renamed Salt of the Earth in 2008, while the company name stayed the same. Same family, same Hampshire factory, same deodorant.
When was Salt of the Earth founded?
The business began in 1993 as Crystal Spring Natural Body Deodorant and was renamed Salt of the Earth in 2008, so we have been making natural deodorants for more than 30 years.
Where are Salt of the Earth deodorants made?
Our sprays, roll-ons, sticks and balms are made at our own factory in Chandlers Ford, Hampshire, UK. The exception is our crystal deodorants, which are made from potassium alum in China. You can read more about how we make our products on our sustainability page.
Has Salt of the Earth won any awards?
Yes. As a company we've won the King's Award for Enterprise twice, for International Trade 2025 and for Sustainable Development 2026. Our deodorants have won industry awards too, Ocean & Coconut most of all. Every one is listed, with its organiser, year and level, on our awards page.
Buying and stockists
Where to find us online and in shops.
Can I buy Salt of the Earth in shops?
Yes. In the UK you'll find us in Boots, Holland & Barrett and Waitrose, and in selected independent retailers. Which products each shop stocks varies, and you'll find our full range here online.
Still have questions?
Can't find the answer you're looking for? Our friendly team is here to help.