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Why some snus tastes of salt

Dark title card in the Snus Freak style showing a line-drawn snus can in amber, headline reading why some snus tastes of salt

Because salt is one of the biggest ingredients in snus by weight, put there deliberately for taste. Measured across 22 portion brands, chloride ran between 2.3 and 6.4 per cent of the product. But the reason some snus tastes salty and some does not is partly you: how much sodium a person draws out of an identical pouch varies more than twice as much as nicotine does.

This page is about the salt specifically. If you want the whole flavour picture — the bergamot question, the heat step, the few hundred micrograms of aroma compounds that sit on top — that is what gives snus its flavour, and it covers why salt is the largest flavour ingredient of all. What that page does not do is tell you how much salt, in which products, how much of it actually reaches your tongue, and whether the amount is worth thinking about. That is this page.

One thing to say before any of it. Almost every number below was produced by people who work for companies that sell these products. I have flagged the funding on every study, every time, because it is part of the result rather than a footnote to it. No independent group has done this survey.

Salt is an ingredient, and the maker publishes a range

The salty taste is not a by-product of curing tobacco. Sodium chloride is added, in quantity, and the range it is added in differs by product type. A 2020 analytical survey of 70 American and Swedish smokeless products records the manufacturer’s own specification:

Swedish Match adds sodium chloride (1.3–3.7% to its P snus brands and 3.7–4.5% to its L snus brands) as a flavour and preservative

P is portion, L is loose. So by the maker’s own figures, loose snus is formulated with roughly a third more added salt than portion snus, as a deliberate recipe choice. That is the first and simplest answer to the title: if you have moved between loose and portion and thought one tasted saltier, the recipes differ.

Swedish Match’s own scientists, writing in a peer-reviewed account of the company’s GothiaTek standard, put the ingredient list this way:

The components of Swedish snus are a blend of air and/or sun-cured tobacco, water, sodium chloride, sodium carbonate, humectants, and flavoring agents.

Salt is third on that list, ahead of everything that would normally be called a flavouring. And the same paper is unambiguous about why it is there: Sodium chloride adds flavor and prevents microbial activity. Taste first.

Worth separating two things that often get merged. Salt is credited with suppressing microbes; it is not the ingredient credited with controlling water activity, which is the usual mechanism people reach for. The same paper gives that job to something else entirely: Humectants, such as, propylene glycol and glycerol, serve two purposes; to retain moisture, and lower the water activity. (The odd comma is in the original.) So salt and water activity are two separate stories in snus, and I would not run them together.

How much salt is in there, measured across 70 products

The 2020 survey analysed 70 products by ion chromatography and reported sodium and chloride as a percentage of the product as sold. The spread is the interesting part:

Product style Products Sodium, % (SD) Chloride, % (SD) pH (SD)
Portion snus 22 2.56 (0.64) 3.63 (1.24) 8.46 (0.41)
Loose snus 10 2.32 (0.32) 3.53 (0.60) 8.49 (0.39)
US moist snuff 16 3.15 (0.37) 5.41 (0.35) 7.8 (0.08)
Chewing tobacco 13 0.7 (0.08) 1.4 (0.17) 6.1 (0.27)
Dry snuff 5 0.274 (0.40) 1.31 (0.36) 6.4 (0.51)
Plug 1 1.46 (0.03) 2.45 (0.03) 5.3 (0.13)
Hard pellet 2 0.04 (0) 0.37 (0.04) 8.0 (0.18)
Soft pellet 1 0.17 (0) 0.27 (0.01) 5.3 (0.0)

Figures are wet weight, as sold. The paper’s own summary of the variation: The individual and average concentrations of chloride ions show significant differences between STPs, and for snus specifically, L and P Snus products have much higher levels of Na+—between 1.8 and 3.5% for the high moisture brands and higher (4–4.2%) for some lower moisture brands.

Note what that last clause does. Within snus, the drier brands came in higher on sodium as a percentage of weight. Some of that is arithmetic rather than recipe — take water out and everything else goes up as a share — but it is a real difference in what lands in your mouth per gram.

For scale against the rest of the formulation, the paper notes that Additives such as sugars, propylene glycol, glycerol, and sodium chloride comprised up to around 12% of the STPs. Salt is a double-figure-percentage-scale ingredient, not a trace one.

Funding, and it matters here: The study was funded by British American Tobacco (BAT). At the time of the study KM, HK and AF were paid employees of BAT. A tobacco company measured the composition of its own industry’s products. The measurements look careful and the methods are set out in full, and I would still rather this had been done by someone with no commercial interest in the answer. Nobody else has done it.

American snuff really is saltier — but Swedish snus carries twice the soda

The reputation is correct on chloride. The survey: The highest levels of Cl− were found in the MS products all of which had levels of 5% and above. US moist snuff averaged 5.41 per cent chloride against portion snus at 3.63 — my arithmetic, about 1.5 times as much, with sodium 1.2 times as much.

That is a smaller gap than the folklore implies, and there is a complication running the other way. A companion survey by the same group tabulates the two product types side by side and records sodium or potassium carbonate at less than 1 per cent in US moist snuff against about 2 per cent in Swedish snus, with snus running at pH 7.5 to 9.4 against moist snuff at 6.4 to 8.4. Swedish snus is the more alkaline product and carries roughly double the carbonate.

Why that matters is the next section, and it is the part of this topic I find genuinely unresolved.

The reason is partly the person, not the product

This is the finding that actually answers “why some”, and it has nothing to do with which can you bought.

A 2013 study put 1 g pouches of a single commercial brown-style snus through an hour of ordinary use by real users, then analysed the used pouches to work out what had left them. Per pouch, the unused product held 24.7 mg of sodium and 35.3 mg of chloride. After an hour, 6.1 mg of the sodium and 9.8 mg of the chloride had gone — about 25 and 28 per cent respectively. Nicotine, for comparison, came out at 33 per cent.

Then the study decomposed the variability, and the result is the one worth carrying away:

Constituent Mean extracted, % Total variability, % Between different people, %
Sodium 24.8 45.2 24.9
Chloride 27.7 40.7 24.3
Nicotine 33.3 29.6 9.5

Two people using the same pouch of the same product end up with markedly different amounts of salt in their mouths — and they differ from each other on salt about two and a half times as much as they differ on nicotine. Saliva flow, how hard you work the pouch, how long you leave it, where you park it: whatever drives that, it drives salt release harder than it drives nicotine release.

So the honest answer to the title has two halves. Products do differ, modestly and measurably. People differ more. If a friend tells you a can tastes of seawater and you cannot taste it at all, you are not necessarily disagreeing about the can.

The same paper reports an earlier four-brand result on salt actually extracted: Between 4.73 ± 6.61 and 10.38 ± 6.83 mg of salt per pouch was extracted. A roughly two-fold spread between brand means — but look at those standard deviations, which are larger than the means themselves. I would not read that as a brand ranking. The direction is real; the precision is not there.

One adjacent measurement, which I am flagging rather than stretching: the same study found a white-style pouch released less nicotine over the same period than a brown-style one — 22 per cent against 44 per cent. That is nicotine, not salt. Nobody has published the white-versus-original comparison for salt release, and I am not going to infer it from the nicotine number.

Funding: All authors are employees of British American Tobacco, which is a producer of snus.

The soda question, where the obvious answer may be backwards

Snus runs alkaline because sodium carbonate is added to raise the pH — the mechanism behind why pH changes the hit. Swedish Match’s own account: The target pH level in the production of most traditional snus brands is about 8.5 with some batch to batch variation due to natural variation of the raw tobacco.

Here is the thing I assumed and got wrong. Taste science has long held that sodium salts with large anions taste less salty than sodium chloride does, so you would expect carbonate to be the quiet partner — sodium that does not read as salt. The one study I can find that tested carbonate directly found the opposite, and emphatically. In rats, sodium carbonate is reported as considerably more intense than NaCl at isomolar concentrations and preferred at 10 times lower concentrations than NaCl in sodium-depleted rats. The authors’ conclusion: Thus, this "super-saltiness" of Na2CO3 to rats is at least partly amiloride-dependent.

Read that carefully before doing anything with it. Rats, deliberately sodium-depleted, nowhere near a tin of snus. But snus carries roughly 2 per cent sodium carbonate on top of its sodium chloride, and the only direct test of carbonate’s taste intensity says carbonate is the more potent form per mole, not the less. Which means the intuitive story — that a chunk of snus’s sodium is hiding in a form you cannot taste — is not supported by anything I can find, and may be exactly inverted.

Nobody has run this in people, with snus. I am stating it as an open question because that is what it is.

Is the salt enough to matter?

This is the question readers actually ask, and the numbers are reassuringly small.

The World Health Organization’s position: For adults, WHO recommends less than 2000 mg/day of sodium (equivalent to less than 5 g/day salt), or just under a teaspoon. The reference intake carried in EU food-labelling law, in the retained text of Annex XIII to Regulation 1169/2011, lists salt at 6 g for an adult.

Against that, and the following arithmetic is mine, from the measured figures above rather than from any source: the sodium actually extracted from one 1 g pouch over an hour was 6.1 mg, which is about 0.3 per cent of WHO’s daily figure. Twelve pouches a day comes to roughly 73 mg, under 4 per cent. On the study’s own salt figure the proportions land in the same place against the EU reference intake.

And the researchers reached the same conclusion without my help. A 2005 Lund University pharmacology study set out specifically to check it — The study also estimated the amount of sodium chloride extracted from each snus sachet to identify potential risks for exacerbation of heart failure and hypertension with the use of Swedish snus. — and reported that The risks of aggravation of heart failure and hypertension with respect to increased salt load from the use of snus appeared to be negligible.

Two caveats I would not drop. The figures above are what left the pouch, which is not identical to what you swallowed. And if you are on a medically restricted sodium intake, the person to ask is whoever set that restriction, not a website. Nothing here is medical advice, and the nicotine is a much bigger issue than the sodium in any case.

Nobody is obliged to tell you how much salt is in the can

I expected to find a labelling rule here and there is none. Sweden requires an ingredient declaration, in falling order of weight, for tobacco-free nicotine products — Lag (2022:1257) defines its subject as tobaksfri nikotinprodukt: en produkt utan tobak som innehåller nikotin för konsumtion, a product without tobacco containing nicotine for consumption, and the accompanying ordinance requires en förteckning över alla ingredienser som ingår i produkten i fallande viktordning. Snus contains tobacco, so it sits outside that Act entirely and under the Tobacco Act instead — where, reading through it, the only ingredient-declaration duty attaches to e-cigarettes and refill containers. There is no statutory ingredient declaration for snus.

Nor does the industry’s own standard put a number on salt. I read the GothiaTek maximum-level table line by line: it caps nitrite, total TSNAs, NDMA, benzo(a)pyrene, lead, cadmium, arsenic, nickel and chromium. Neither sodium nor chloride appears anywhere in it. Salt is a recipe variable, not a specification limit.

What snus has instead is a voluntary commitment, and the wording is telling — the standard includes Consumer package labeling including a best before date, recommended storage conditions, and a declaration of ingredients in accordance with requirements for labeling of processed food stuffs. A declaration modelled on food law, offered rather than compelled. Which also means it is qualitative: you get the word, not the milligrams.

What nobody has measured

Four real gaps, and I would rather print them than paper over them.

  • There is no published brand-by-brand sodium table. The 2020 survey holds per-brand values in a supplementary file that is not retrievable; what is public is per-style averages and in-text ranges. So “which snus is saltiest” has no citable answer at brand level.
  • No sensory panel has asked anyone how salty snus tastes. The most relevant recent human panel on oral nicotine products measured sweetness, flavour strength, tingling, burning, harshness and appeal. Saltiness is not among the dimensions. Salt in snus is a documented ingredient and a documented delivered dose, and an entirely undocumented percept.
  • The alkalinity question is untested in humans. See above.
  • Nicotine itself is not described as salty anywhere I can find. Where the taste literature places nicotine, it places it as a bitter compound. If you have read that the salty edge is the nicotine, that is not sourced.

Frequently asked questions

Is the salt in snus added, or does it come from the tobacco?

Added. The manufacturer’s own specification gives 1.3–3.7 per cent sodium chloride in portion brands and 3.7–4.5 per cent in loose, and its scientists describe the purpose as flavour first, preservation second.

Which is saltier, Swedish snus or American dip?

American moist snuff, on chloride: 5.41 per cent on average against 3.63 for portion snus, with every moist snuff product in the survey at 5 per cent or above. The gap is real but it is closer to one and a half times than to the night-and-day difference people describe. Swedish snus is the more alkaline of the two and carries about double the carbonate.

Why does the same can taste saltier to my friend than to me?

Because it genuinely delivers different amounts to different people. In the one study that measured it, how much sodium a person extracted from an identical pouch varied about two and a half times more between individuals than nicotine extraction did.

Is loose snus saltier than portion?

It is formulated with more salt — the maker’s range for loose brands starts above where the portion range ends. In the market survey the measured averages came out close, with portion marginally higher on both ions, which is most likely a moisture effect across a different sample of brands.

Should I worry about the sodium if I use a lot of snus?

The quantities are small — on the measured extraction figures, a dozen pouches a day is a low single-digit percentage of WHO’s daily sodium figure, and the researchers who looked at it specifically called the heart-failure and hypertension risk from the salt load negligible. If you have been told to restrict sodium for a medical reason, ask whoever told you. The nicotine is the part of this product worth your attention.

Does the salt help snus keep?

It is credited with suppressing microbial activity, yes. But the ingredient credited with lowering water activity in snus is the humectant, not the salt, and those two are worth keeping apart.

Sources

  • McAdam K, Kimpton H, Porter A, Faizi A, Rodu B. The composition of contemporary American and Swedish smokeless tobacco products. BMC Chemistry, 2020. PMC6661804. Sodium, chloride and pH by product style; the Swedish Match added-salt specification. Funded by British American Tobacco; three authors BAT employees, one a BAT consultant.
  • Digard H, Gale N, Errington G, Peters N, McAdam K. Multi-analyte approach for determining the extraction of tobacco constituents from pouched snus by consumers during use. Chemistry Central Journal, 2013. PMC3618139. Sodium and chloride extraction, and the inter-subject variability decomposition. All authors employees of British American Tobacco.
  • McAdam K et al. Ethyl carbamate in Swedish and American smokeless tobacco products. Chemistry Central Journal, 2018. PMC6057859. The fermented-versus-pasteurised table, with sodium chloride, carbonate, pack water and pH by style. BAT-funded.
  • Rutqvist LE, Curvall M, Hassler T, Ringberger T, Wahlberg I. Swedish snus and the GothiaTek standard. Harm Reduction Journal, 2011. PMC3119032. Ingredient list, the role of salt and of humectants, the maximum-level table, the voluntary labelling commitment. All authors are or have been employees of Swedish Match AB.
  • St John SJ et al. Sodium Carbonate is Saltier Than Sodium Chloride to Sodium-Depleted Rats. Chemical Senses, 2018. PMID 28981821. Rollins College. Animal study; no snus involved.
  • Lunell E, Lunell M. Steady-state nicotine plasma levels following use of four different types of Swedish snus compared with 2-mg Nicorette chewing gum. Nicotine & Tobacco Research, 2005. PMID 16085507. Department of Clinical Pharmacology, University Hospital, Lund. The salt-load conclusion.
  • Pullicin AJ et al. Appeal and Sensory Characteristics of Oral Nicotine Products in Young Adults Who Vape E-Cigarettes. PMID 39607696. Cited for which sensory dimensions were measured — saltiness is not one of them.
  • World Health Organization. Salt reduction fact sheet. who.int. The adult sodium recommendation.
  • Regulation (EU) No 1169/2011, Annex XIII Part B, reference intakes for adults, as retained in UK law. legislation.gov.uk. Salt, 6 g.
  • Lag (2022:1257) om tobaksfria nikotinprodukter and Förordning (2022:1263). SFS 2022:1257, SFS 2022:1263. The falling-weight-order ingredient declaration, and the definition that confines it to tobacco-free products.
  • Lag (2018:2088) om tobak och liknande produkter. SFS 2018:2088. Read for ingredient-declaration duties; the only one attaches to e-cigarettes and refill containers.

Last verified 1 November 2026.