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Why snus is kept refrigerated in Swedish shops

Dark graphic headed SNUS with the article title beside a line drawing of a round snus can, in the site house style.

No Swedish law requires a shop to keep snus cold. The only temperature-related duty in Swedish law lands on the can, not the cabinet: a snus package sold to consumers must carry a storage instruction if storage affects shelf life, and no instrument anywhere names a temperature. The chiller is commercial practice, built on the manufacturer’s own recommendation — and that recommendation is about water, not bacteria.

Walk into a tobacconist in Stockholm and the snus is behind glass in a refrigerated cabinet, sitting at roughly the temperature of the milk two aisles over. Walk into a petrol station in Texas and the pouches are on a warm shelf by the till. Both are legal. The difference is not a different rule; it is the absence of one.

I went looking for the Swedish statute that makes the chiller compulsory, because I had assumed it existed. It does not. What exists instead is a small conditional labelling duty, a hygiene regime that stops at the factory gate, and a company recommendation that has been repeated so often it has acquired the shape of law. Below is what each of those actually says.

The short answer: nothing in Swedish law tells a shop to chill it

Three instruments could plausibly have imposed it, and none of them does.

The Tobacco Act, lag (2018:2088) om tobak och liknande produkter, is where you would look first. It regulates health warnings, age limits, retail permits, display and packaging. It contains no provision on storage (förvaring), no provision on temperature, and no provision on shelf life (hållbarhet) at all. I searched the consolidated text for each term and found nothing.

The Food Agency’s snus regulation, LIVSFS 2024:2, in force since 1 April 2024, does carry hygiene and labelling rules — but see the next two sections for who they bind.

The Food Act itself, livsmedelslag (2006:804), is the one people reach for, because of the famous line that snus is “food” in Sweden. That line is a misreading, and I will come back to it, but even on its own terms it would not produce a refrigeration duty — because Parliament went out of its way to switch snus off the food enforcement machinery.

The one temperature duty in Swedish law is a line of print on the can

Here is the provision, in full. LIVSFS 2024:2 § 12:

Förpackningar med snus, snusliknande produkter och tuggtobak som levereras direkt till konsument ska förses med följande uppgifter:
1. Nettokvantitet i gram.
2. Tillverkningsdag.
3. Förvaringsanvisning, om förvaringen har betydelse för hållbarheten.
4. Namn på och adress till tillverkaren, förpackaren eller säljaren.

Point 3 is the whole of Swedish temperature law for snus: a storage instruction, if storage has a bearing on shelf life. Note what it does not do. It does not say the instruction must specify a temperature. It does not say what the temperature should be. It does not say the product must be kept at that temperature by anyone — only that the can must say so.

And it is conditional. If storage does not affect a product’s shelf life, no instruction is required. The manufacturer decides whether the condition is met, and then writes its own words.

The Food Agency’s guidance on storage instructions does suggest a number, but that guidance is written for food, under rules that do not apply to snus, and it is expressly non-binding: “En förvaringsanvisning som anger att livsmedel ska förvaras i lägre temperatur än rumstemperatur bör också innehålla uppgift om förvaringstemperatur.” That a Swedish snus can often names a temperature anyway is, as far as I can establish, convention rather than compliance. I could find no instrument connecting the two, and I am flagging that as my inference rather than a finding.

There is a sting in this. Selling a can that lacks a required marking is a fineable offence under livsmedelslag 10 § and 29 §. Selling a correctly-labelled can warm is no offence at all. Swedish law cares what the tin says about the fridge; it does not care whether the tin was in one.

The hygiene rules are real, and they stop at the factory gate

LIVSFS 2024:2 § 9 is the provision that imports food-hygiene duties onto snus, including the cold-chain rules. It opens:

En verksamhetsutövare som bedriver tillverkning av snus, snusliknande produkter eller tuggtobak ska, när det är nödvändigt för att upprätthålla en tillfredsställande hygien, uppfylla kraven i bilaga II till [förordning (EG) nr 852/2004]

— and then lists the chapters, including “livsmedelsprodukter i kapitel IX, punkterna 1–5”, which is where the cold chain lives. Annex II, Chapter IX, point 5 says foodstuffs likely to support pathogens “are not to be kept at temperatures that might result in a risk to health” and that “[t]he cold chain is not to be interrupted.”

That is a genuine temperature duty. It binds a business operator carrying out manufacture. A supermarket is not that. A tobacconist is not that. The rule reaches the production line and the factory’s own transport, and no further.

Worth noting that this narrowed in 2024. The repealed predecessor, LIVSFS 2012:6 § 10, bound anyone operating “i ett led i produktions- eller bearbetningskedjan” — at a stage in the production or processing chain. Even that older formula pointedly omitted the distribution chain, so retail was arguably outside it too; since April 2024 it is unambiguously outside.

The deeper reason is structural. Regulation (EC) 852/2004 applies to “food” as EU law defines it, and Regulation (EC) 178/2002, Article 2 is explicit: “‘Food’ shall not include: … tobacco and tobacco products”. Snus is outside EU food law entirely. That is precisely why Sweden has to re-enact selected chapters of the Annex by hand instead of relying on the regulation.

Sweden took snus off the food-control machinery on purpose

This is the part that settles it, and I have not seen it discussed anywhere.

Livsmedelslag 3 § does equate snus with food — “Med livsmedel jämställs i lagen … 2. snus, snusliknande produkter och tuggtobak” — and the Food Agency is careful to explain that this is a drafting device, not a classification: snus and chewing tobacco “är inte livsmedel enligt definitionen”, but have been “jämställts med livsmedel som en lagteknisk lösning”. We have been through that distinction before, in how long a can of snus lasts.

Then comes 5 a §. Its first paragraph extends the EU official-controls regulation, (EU) 2017/625, to matters outside that regulation’s own scope — a sweeping-up provision. Its second paragraph reads:

Första stycket gäller dock inte offentlig kontroll och annan offentlig verksamhet i fråga om sådant vatten och sådana produkter som jämställs med livsmedel enligt 3 § andra stycket.

“3 § andra stycket” is the snus equation. Parliament extended the control regulation to everything outside its scope, and then carved snus straight back out of it.

The registration rules point the same way. Livsmedelsförordningen (2006:813) 23 § lists which premises are registered with which authority, and its only snus entry is “Anläggningar för tillverkning av snus, snusliknande produkter och tuggtobak” — manufacturing plants. LIVSFS 2024:2 § 17 requires manufacturers, and only manufacturers, to register. No snus retail premises is registrable as such, so no authority acquires food-control competence over the snus in a tobacconist’s fridge. That last step is my inference from the structure rather than a provision stated in the negative, and I would rather say so than imply the statute spells it out.

A supermarket is of course a registered food business and its chillers are inspected — for its food. Not for the snus sitting in them.

The manufacturer says “must” — on a premise that is wrong

So where does the fridge come from? From Swedish Match, in writing, in two languages.

Its Swedish FAQ says: “Snus är en färskvara och ska för bästa hållbarhet förvaras i kylskåp.” Snus is a perishable and should, for best shelf life, be kept in a refrigerator. That is a recommendation, and a reasonable one.

But a few lines away on the same page, the company goes further: “Då vårt svenska snus klassas som livsmedel ska det kylförvaras” — and the English version of the same page says it in as many words: “Since our Swedish snus is classed as food, it must be stored in a cold place.”

That sentence contains a requirement resting on a legal premise the Food Agency contradicts. Snus is not classed as food in Sweden; it is equated with food inside one Act as a drafting mechanism, and the same Act then excludes it from the food-control system. The company’s own third formulation, on the same page, is the accurate one: “We recommend cold storage for snus for best shelf life.”

Three framings, one page, two languages. The one that spread is the one with “must” in it.

What the cold is actually doing: water, not bacteria, not nitrosamines

The usual explanation for the Swedish chiller is that cold suppresses bacteria, and that suppressing bacteria suppresses tobacco-specific nitrosamines. It is a tidy story. The best available evidence says it is wrong for snus — and the clearest statement of that comes from a review commissioned by Swedish Match itself.

The ENVIRON International review prepared for Swedish Match and dated 31 March 2010 names the claim and rejects it:

While 6 months of storage at room temperature did not have any significant effect on TSNA concentrations in a sample of traditional Swedish snus (Ettan), it led to an increase in TSNA levels in two leading US snuff brands between 30 and 130%.

and then, directly:

the MDPH study confirms that storing temperature has influence only on TSNA formation in fermented STPs, but not in snus … cool storage of snus was introduced to prevent loss of moisture and aging of the final product.

The mechanism makes sense once you know how the two products are made. American moist snuff is fermented and carries a live microbial population that can reduce nitrate to nitrite; Swedish snus is pasteurised, and does not. Warm storage drives nitrosamine formation in the first and not the second.

I should flag the weak link honestly: the underlying study — Brunnemann, Qi and Hoffmann 2001, for the Massachusetts Department of Public Health — is an unpublished progress report that I could not obtain. Everything above is as reported in a review commissioned by the manufacturer. It is the only snus-specific storage-temperature dataset I could locate anywhere, which is itself worth knowing.

The microbiology has since been tested independently and points the same way. A 2025 study in Frontiers in Microbiology stored smokeless tobacco reference products for twelve months at −20 °C, 4 °C and 22 °C and sequenced what grew. For the Swedish-style snus product, “storage temperature did not influence bacterial community composition.” Three of the four products actually carried fewer culturable bacteria after a year at room temperature, which the authors suggest “may be due to a loss of moisture content”. Warm snus does not go bacterial. It goes dry.

And that is the real figure. In the same MDPH work, six months at room temperature took a can of Ettan from roughly 56% water to under 30%. Snus is around half water by weight — the reason that matters is set out in snus moisture levels and why they change everything — so losing nearly half of it is not a subtle change. It is a different product.

Swedish Match says the same thing about its own factory, in its own words. Its production page: “All ready-packaged snus is stored in cold storage rooms for a number of days before being distributed to retailers. Cold storage is important for allowing the snus to mature and acquire its characteristic aroma and flavor.” Maturation, aroma and flavour. Not safety.

The cleanest proof is in the company’s own product range. Onico contains no tobacco and no nicotine, and gets the identical advice — “Kylförvaring rekommenderas för bästa hållbarhet. Onico är en fuktig färskvara” — with the same 20-week figure as portion snus. ZYN contains nicotine and almost no water, and gets “ZYN behöver inte kylförvaras”: ZYN does not need to be refrigerated. The variable tracking the fridge is water content, not tobacco and not nicotine. That is the same split described in dry vs moist nicotine pouches, and it is why the pouch shelf-life rules look nothing like the snus ones.

The cold chain, and where it stops being anyone’s duty

The one temperature figure in the whole subject appears in that 2010 review: “The final product is stored at or below 8°C prior to packaging to slow the normal ageing process and to preserve moisture.” Its provenance deserves stating precisely — it is sourced in the document to a personal communication from a Swedish Match employee, inside a review the company paid for. It is a company claim at two removes, not a published specification. I could find no distributor or wholesaler temperature specification for snus published anywhere, in Swedish or English.

The same review notes, almost in passing, that “[i]n Sweden, retailers also keep the product refrigerated until sale” — recorded as an observed market practice, not as a legal requirement. That is exactly the right framing, and it is the one this article arrives at from the other direction.

So the chain runs: a legal hygiene duty inside the factory, a company cold-storage step for maturation, an unverifiable ≤8 °C target, a distribution leg with no published specification, and then a shop that chills it because the supplier says to and because customers expect it. Only the first link is law.

Who is bound to what

Party Temperature duty Source of the duty Enforceable?
Snus manufacturer Keep hygiene-relevant temperatures where necessary; do not break the cold chain where it matters LIVSFS 2024:2 § 9, importing 852/2004 Annex II ch. IX pts 1–5 Yes — municipal control of the registered manufacturing plant
The can itself Carry a storage instruction if storage affects shelf life LIVSFS 2024:2 § 12 p. 3 Yes — selling an unmarked can is fineable under livsmedelslag 29 §
Distributor / wholesaler None published — No
Swedish retailer None — No. Must sell a correctly-marked can; need not chill it
You, at home None Manufacturer recommendation only No

Common questions

Is my snus ruined if the shop kept it warm?
Not ruined — drier, and probably flatter in aroma. The published figures are about water loss over months, not hours. The stamped manufacturing date is what tells you how long the can has been in circulation; reading a Swedish can is a subject of its own.

Does warm snus become dangerous?
Swedish Match’s own Swedish FAQ says old snus normally does not become hazardous — “Snuset blir normalt inte hälsovådligt om det blir gammalt” — and that it mainly dries out and loses aroma. That is a company statement rather than a regulator’s finding, and it should not be read as a safety claim about snus generally. No tobacco or nicotine product is safe at any temperature.

Should I freeze it?
The manufacturer recommends freezing for long storage and says cardboard cans should be thawed in the refrigerator so condensation does not lift the label or the glued seam. That is company advice, not a rule.

Do nicotine pouches need the same treatment?
No, and their maker says so outright. The relevant difference is water content, not nicotine.

Do Danish or Finnish shops refrigerate snus?
The question does not arise. Article 17 of Directive 2014/40/EU requires member states to prohibit the placing on the market of tobacco for oral use, with Sweden’s exemption running through its Act of Accession. Snus is not lawfully on sale in either country.

Then why does a Swedish can usually name a temperature?
Because the manufacturer chose to. The regulation requires an instruction where storage matters and prescribes no number, no unit and no format. The convention appears borrowed from food labelling, which does not legally apply here.

Sources

Last verified 25 October 2026.