What 'Fragrance' Actually Means on a Label
On an ingredient label, the word 'fragrance' can hide dozens of undisclosed chemicals. Here's what it really means, who reacts to it, and how to spot it.
The label loophole hiding in plain sight
If you’ve ever flipped a moisturiser, shampoo or sunscreen over and read the ingredients, you’ve probably seen the word “Fragrance” or “Parfum” near the bottom of the list. It looks innocuous, almost old-fashioned, like the kind of word you’d expect on a perfume bottle.
Here’s what most people don’t realise: that single word is allowed to stand in for an entire cocktail of chemicals. Brands aren’t required to disclose what makes up the fragrance, even though it can contain dozens of separate ingredients, some of which are known triggers for skin reactions.
In the UK and the EU, regulators have specified 26 fragrance allergens that must be named individually if they appear above a certain concentration. Everything else can stay hidden behind that one word.
Why brands use the word
There are two real reasons. The first is commercial. A brand’s signature scent is competitive intelligence; spelling out the exact recipe would make it easy for competitors to copy. The second is space. A typical fragrance might use 30 to 50 distinct aroma chemicals, and listing each one would crowd out the rest of the label.
Neither reason changes the fact that, as a shopper, you can’t see what’s actually in there.
Who tends to react to fragrance
Fragrance is the single most common trigger of contact dermatitis. People with eczema, sensitive skin, asthma, hay fever or any history of skin allergies are disproportionately likely to react. Babies and small children are also more vulnerable because their skin barriers are still developing.
Reactions can range from mild (a bit of redness or itch a few hours after using a product) to significant (eczema flare-ups, persistent dermatitis, occasionally respiratory symptoms in sensitive individuals).
This is why dermatologists routinely advise patients with sensitive skin to look for “fragrance-free” rather than “unscented” products. Those two words are not interchangeable, which we’ll come to.
Where fragrance hides
Look for it on:
- Skincare: moisturisers, cleansers, toners, serums, body lotions, body washes
- Haircare: shampoos, conditioners, leave-in treatments, hair masks
- Baby products: shampoos, bubble bath, wipes, nappy cream
- Sun care: sunscreens, after-sun, self-tan products
- Household cleaning: laundry detergent, fabric softener, washing-up liquid, surface sprays
- Personal care: deodorant, toothpaste, mouthwash, shaving foam
- “Natural” and “botanical” lines, where the fragrance is from essential oils (which can still cause reactions)
Common alternative names on labels
Brands sometimes use other words for the same thing:
- Parfum (the most common European term)
- Perfume
- Aroma (often used in oral care)
- Flavor / Flavour (in lip products and toothpaste)
- Natural fragrance
- Essential oil blend
- Fragrance oil
Each of these can technically cover the same legal loophole: an undisclosed mix of aroma chemicals.
Fragrance-free vs unscented: not the same thing
This is the single biggest source of confusion in clean-beauty shopping. Here’s the distinction:
- “Fragrance-free” means no added fragrance or masking agents have been included.
- “Unscented” means the product has no noticeable smell, but masking agents (which are themselves fragrance ingredients) may have been added to neutralise the natural odour of other ingredients.
So an “unscented” body wash can still contain fragrance ingredients. “Fragrance-free” is the more reliable label.
Pediatric dermatologists in the UK consistently recommend “fragrance-free” over “unscented” for children with eczema. This is a well-documented distinction, but most shoppers don’t know it.
How to spot fragrance on a label quickly
The fastest method is to scan the ingredient list for: Fragrance, Parfum, Aroma, or any line ending in “fragrance” or “perfume”. If you see any of them, the product contains undisclosed fragrance ingredients.
If you have a known reaction history, you can also add the specific named allergens to your watch list: Limonene, Linalool, Geraniol, Citronellol, Cinnamal, Eugenol, Hydroxycitronellal, Coumarin, Citral, Farnesol, Benzyl alcohol, Benzyl benzoate, Hexyl cinnamal, Anise alcohol, Cinnamyl alcohol, Methyl 2-octynoate. These are some of the 26 EU-required listed fragrance allergens.
Apps that make avoiding fragrance easier
No single app catches everything, and the best-known scanners (Yuka, INCI Decoder, Think Dirty) are built around a general “clean beauty” score rather than your specific triggers. If fragrance is the thing you are trying to avoid, these smaller, more focused tools tend to be more practical.
To check a product, SkinSAFE lets you filter a product catalogue to screen out fragrance and other allergens, and a free analyser like Skincarisma lets you paste a product at your desk and see fragrance flagged in the ingredient list. These rate a product on general criteria rather than against your own list.
Once you know what you are screening for, a personal-list app like ClearaScan lets you save fragrance once and scan any product to flag only your triggers. It also keeps a Reaction Journal for flare-ups, a shared Care Circle so family or carers can scan for you, and a Trusted Products list for items you have cleared, and it is currently in early access. (Disclosure: our editor co-founded ClearaScan, and we are not paid to mention the others.)
The takeaway
“Fragrance” is one of the most common words on cosmetic and household-product labels, and one of the most opaque. For most shoppers it’s harmless. For people with eczema, sensitive skin, allergy history or young children’s skin to protect, it’s the single most useful word to learn to spot.
If in doubt, prefer “fragrance-free” products. If you’ve had a reaction in the past, build your personal avoidance list with both the umbrella word and the specific allergens you know affect you.