15 Best Salt Types (2026): Uses, Benefits & Sodium Science

Written by Heidi Moretti, MS, RD, CLT — a registered dietitian with 25+ years of clinical experience in functional nutrition. Updated for 2026 with new sodium, potassium, and heavy-metal research.

There’s a type of salt for nearly everything these days — finishing salts, cooking salts, mineral salts, low-sodium blends. If you’re trying to find the best salt for flavor, and want to understand what the newest research says about sodium, potassium, iodine, and contaminants in salt, here’s an updated, evidence-based guide.

Best Salt Types Overview

There’s a lot more to salt than sodium chloride. Flavor, texture, and density all vary between types, and so does the trace mineral profile. Here are the best salt picks based on ratings, health considerations, cost, and unique features.

Best Truffle Salt

San Francisco Salt Company Italian Black Truffle Sea Salt is the best-rated truffle salt on the market because of its notably strong truffle flavor and value. It works great as a finishing salt for popcorn, steak, and just about any dish where you want to elevate the flavor with truffles. San Francisco Salt Company has a long-standing reputation among gourmet salt brands. It runs $14 for 4 ounces, but a little goes a long way.

Best Naturally Iodized Salt (Seaweed Salt)

Saltverk Seaweed Salt is the best naturally iodized salt because it contains natural iodine from seaweed rather than the synthetic potassium iodide added to most iodized table salt. Unlike typical iodized salt, it skips the anti-caking agents, and it has a distinctive umami depth that works well in almost any savory dish. It costs about $12 for 3 ounces.

Best Salt for High Blood Pressure

Ruved Wright Salt Substitute is a strong first option for high blood pressure because it blends natural minerals and tastes closer to real salt than most substitutes, with roughly 50% less sodium and added potassium, iodine, zinc, and selenium. This matters more than it used to: as covered below, a major 2025 trial found that potassium-enriched salt substitutes measurably lower recurrent stroke and death risk in people with cardiovascular risk factors. It runs about $11 for 10 ounces.

Spor Seasonings Everything Bagel Seasoning delivers a powerful salty flavor with only about 60 mg of sodium per serving, thanks to herbs and sesame seeds doing most of the flavor work. For anyone cutting back on sodium, this is one of the most effective low-sodium seasoning swaps around, at roughly $11 for 10 ounces.

Best Salt for Steak

Saltverk Lava Sea Salt gives a great crust and sear on steak, and doubles as a striking salt for cocktail rims or grilled pineapple. People who like Himalayan salt tend to like the color and flavor of this lava sea salt too. It’s about $13 for 3 ounces, on par with most gourmet salts.

Best Finishing Salt (Flaked Salt)

Maldon Sea Salt Flakes brighten up meats, vegetables, salads, breads, and even desserts as a finishing salt. It’s inexpensive for a specialty salt, at around $13 per pound, and the delicate flakes can be crumbled or left whole depending on the texture you want.

Best Himalayan Salt

The Spice Lab Himalayan Salt gets some of the best product reviews of any salt on the market. If you haven’t tried Himalayan salt in place of table salt, it’s worth it — this pink salt naturally contains dozens of trace minerals in addition to sodium chloride, and many people find that mineral complexity makes it taste “saltier,” so you may use less. This is a coarse grind that works well in a salt grinder, and it’s a great value at roughly $9 for over 2 pounds. (See the heavy-metal testing data further down before assuming “natural” automatically means “purest” — brand matters more than salt type here.)

Best Fine Grain Salt for Baking and the Table

Soeos Himalayan Fine Grain Salt skips the grinder and works straight from the shaker for cooking and baking. You get almost 2.5 pounds for about $8, so it’s an easy swap for everyday table salt, and its stronger flavor means you’ll likely use less of it overall.

Best Black Salt (For Egg Substitute)

Sundhed Himalayan Black Rock Salt (kala namak) is not the same as black lava salt — it’s a Himalayan salt processed with sulfur compounds that give it a distinctly eggy flavor, which is why it’s a go-to for vegan egg substitutes and people with egg allergies. It’s also lower in sodium than table salt, at 420 mg per ¼ teaspoon (about 28% less), and runs around $14 for nearly 14 ounces.

Best Coarse Grain Salt (Best Salt for Grinder)

Saltworks Pure Ocean Sea Salt has some of the largest crystals of any coarse sea salt on the market, with the clean, salty flavor typical of ocean salts and no extra flavor notes competing with your food. A 5-pound bag runs $22.

Best Green Salt (Lowest-Sodium Option)

Green Salt Salicornia is made from the Salicornia plant — technically a vegetable, not a mineral salt — and is one of the most interesting options for people trying to reduce sodium while adding nutrients. It contains about 52% less sodium than table salt and comes with antioxidants and polyphenols the mineral salts simply don’t have. Research on Salicornia extract has linked it to improved blood sugar markers and, in one small study, reduced blood pressure. It has a nice umami flavor, though at $22 for 7 ounces it’s pricier than most.

Best Kosher Salt

Diamond Crystal Kosher Salt has a hollow-pyramid crystal structure, which means less sodium by volume than table salt — about 280 mg per ¼ teaspoon, or roughly 52% less than typical table salt. That makes it easy to brine meat without oversalting, and its light, fine-grain texture makes portioning by hand more intuitive. It’s about $11 for over 3 pounds.

Best Fleur de Sel

Le Guérande Fleur de Sel is a top pick for both cocktail rims and finishing dishes, with the savory complexity typical of French sea salts. It’s consistently rated among the best-tasting sea salts by salt connoisseurs, and because the flavor is so concentrated, you generally use less of it than recipes call for. It runs about $25 for over 2 pounds.

Best Hawaiian Red Sea Salt

Saltworks Alaea Hawaiian-Style Sea Salt is a fine-grain salt that doubles well as an everyday table salt, with a striking red color and a mild umami note that works on vegetables, meats, and even grilled fruit. It’s around $18 per pound.

Best Gray Salt

Viva Doria Sel Gris French Light Grey Sea Salt holds moisture the way traditional French grey salts do, without clumping. Many people who cook with it won’t go back to a standard sea salt for searing meats and finishing meals. It’s around $10 per pound.

Best Smoked Salt

Maldon Smoked Sea Salt is a large-flake salt that’s surprisingly versatile — reviewers use it on meats, but also on oatmeal, cookies, and cocktails for a subtle smoky kick. It’s on the milder end for a smoked salt, which is part of why it works in so many places. The price is about $11 for 4.4 ounces. For a bolder smoked flavor, Viva Doria Hickory Smoked Salt is worth trying.

What Exactly Is Salt?

Salt is a crystal made of two essential nutrients: sodium and chloride. These two minerals are the backbone of every type of salt, though the amount of additional trace minerals present depends heavily on the source.

Sodium and chloride do real physiological work — they help muscles contract, support nerve and brain function, and help the heart pump. Both also function as electrolytes, meaning they help regulate fluid balance throughout the body.

Natural, unrefined salts can carry trace amounts of other elements that are otherwise rare in the modern diet, such as iodine, potassium, and magnesium — though, as covered below, they can also carry trace contaminants depending on where and how they’re harvested.

Salt and Health Controversies: What the 2025–2026 Research Actually Shows

The salt conversation used to sound simple: less sodium equals better health. The newer research is a lot messier than that, and it matters for anyone trying to make an actual decision at the grocery store rather than just following a slogan.

Multiple large cohort studies, including the international PURE study, the UK Biobank, and pooled analyses discussed in a 2025 review of sodium-related methodology, have found a J-shaped or U-shaped relationship between sodium intake and all-cause mortality — meaning both very low sodium intake (under roughly 2–3 g/day) and very high intake (above roughly 6–7 g/day) are associated with increased risk, with the lowest risk sitting in a moderate middle range, often cited around 3 to 5 grams per day. A 2025 counterpoint review in Sleep Advances also notes that a 12-month trial in heart failure patients restricted to under 1,500 mg/day of sodium found no reduction in death or hospitalization compared with usual care — directly challenging the idea that “lower is always better,” at least for that population. Other researchers disagree and argue the relationship is linear once sodium intake is measured more precisely with repeated 24-hour urine collections rather than single spot tests; a widely covered 2025 analysis of long-term hypertension trial data found no J-curve at all, and a straight-line 12% increase in mortality risk for every additional 1,000 mg of sodium.

What both camps agree on: extremely low sodium intake can activate the renin-angiotensin-aldosterone system (the same hormonal cascade that regulates blood pressure), and can worsen blood lipid profiles in some people. This doesn’t mean unlimited salt is fine — it means the science isn’t settled enough to justify one-size-fits-all salt phobia, and a moderate, whole-food-based approach is still the most defensible position.

Separately, in the British Medical Journal, experts have pointed out there’s no true consensus on the ideal sodium intake for the general population. And two mainstream sources have taken visibly different stances on the same underlying data: Harvard Health emphasizes salt’s link to increased mortality risk, while other reporting has highlighted sodium’s potential role in metabolic outcomes. Having worked in clinical nutrition for over two decades, I can tell you both are capturing something real — they’re just not describing the same person or the same starting point.

There’s no bubble where a nutrient is purely “good” or purely “evil.” Sodium, like most nutrients, has a dose-response curve, and where you land on that curve depends on your kidney function, blood pressure status, activity level, and how much you sweat.

The New Potassium Salt Research: A Bigger Deal Than Most People Realize

The single most important sodium-related trial to come out recently is the Salt Substitute and Stroke Study (SSaSS), a cluster-randomized trial of nearly 21,000 adults in rural China who either kept using regular salt or switched to a substitute made of 75% sodium chloride and 25% potassium chloride. A 2025 subgroup analysis published in JAMA Cardiology, focused specifically on the roughly 15,000 participants with a prior stroke, found the potassium-enriched substitute reduced recurrent stroke by 14%, cut stroke-related death by up to 21%, and lowered overall mortality by 12% — with the biggest benefit (a 30% relative reduction) seen for hemorrhagic stroke. Importantly, there was no meaningful increase in hyperkalemia (dangerously high blood potassium) in the substitute group, though people with stage 3–4 chronic kidney disease or on potassium-sparing diuretics were excluded and should still talk to their doctor before switching.

This lines up with a 2024–2025 regulatory shift at the FDA, which finalized guidance allowing potassium chloride to be labeled as “potassium salt” on ingredient lists — a change specifically meant to help consumers recognize it as a sodium-reducing swap, and to encourage food manufacturers to use it. If you’ve noticed more “potassium salt” blends on grocery shelves lately, this is why.

For anyone managing blood pressure, the Ruved Wright Salt Substitute reviewed above uses a similar potassium-forward approach, and it’s one of the more evidence-aligned choices on this list for that specific goal.

Why People Love Salt So Much

Salt enhances the flavor of nearly any food and makes meals more enjoyable — that part hasn’t changed. We’re also physiologically wired to want it, because sodium and chloride are critical nutrients the body can’t make on its own.

Dangers of Table Salt

Refined table salt still makes up close to 75% of the salt in the average American diet, driven largely by packaged and processed foods rather than the salt shaker itself. Common issues with refined table salt include:

• Anti-caking agents like calcium silicate and dextrose (Morton’s iodized salt is one example) — read more about calcium silicate as a food additive. Dextrose is a corn-derived sugar, so this is worth knowing if you’re avoiding corn for a sensitivity or intolerance — it’s an easy-to-miss source since most people don’t think to check their salt.
• Heavy refining that strips out virtually all trace minerals

To be fair to table salt, it does have two real advantages: it’s inexpensive, and it’s a reliable, standardized source of iodine.

Sea Salt Types and Benefits

Sea salt comes from evaporated seawater, and there are dozens of varieties on the market, including:

• Black lava sea salt
• Hawaiian sea salt
• Smoked sea salt
• Maldon sea salt
• Light grey Celtic sea salt
• Fleur de sel

Sea salt generally tastes better than refined table salt and often contains trace minerals like potassium, iron, and zinc, which is part of why less of it is needed for the same flavor impact. By weight, sea salt (including salt from the Celtic Sea) also has about 5% less total sodium than refined table salt.

Drawbacks to sea salt: it’s more expensive than table salt, it can contain trace heavy metals from ocean pollution, natural sea salts have little to no iodine, and — as covered in more detail below — it’s one of the more consistent sources of dietary microplastics.

Microplastics in Salt: What 2025–2026 Testing Actually Found

Concern about microplastics in salt isn’t new, but the research base has grown substantially. A widely cited 2024 analysis by researchers in South Korea and Greenpeace East Asia found microplastics in 36 of 39 salt brands tested worldwide — about 90% — with sea salts from regions with heavier coastal plastic pollution, like parts of Southeast Asia, testing the highest. Newer 2025 studies out of Indonesia, India, and China have kept finding similar patterns: one 2025 study of raw and commercial salts from Palk Bay, India found an average of 41 microplastic particles per kilogram in raw salt flats versus 20.5 particles per kilogram in commercial (more processed) salt, suggesting some processing steps may actually reduce microplastic load. A separate 2025 review in the journal Chemosphere confirmed the pattern holds globally and called for standardized testing methods, since results still vary a lot by lab technique.

Mined salts — Himalayan salt and Redmond salt among them — are generally considered lower-risk for microplastics specifically, since they come from ancient seabeds sealed off from modern plastic pollution rather than from today’s ocean water. That said, “lower microplastic risk” doesn’t automatically mean “lowest contaminant risk overall” — see the heavy metals data below.

For context: the total estimated microplastic load from salt is still considered low compared to other major exposure routes like drinking water and food packaging, and researchers are still working out what health effects, if any, this level of exposure actually has.

Heavy Metals in Salt: How Concerned Should You Be? (2025–2026 Lab Data)

This is one of the more misunderstood parts of the salt conversation, and one where the old advice — “mined salts are safer because they’re not exposed to modern ocean pollution” — turns out to be an oversimplification. Independent third-party lab testing published in 2025–2026 by groups including Mamavation and Lead Safe Mama has tested dozens of salt brands, including both Himalayan and sea salts, for lead, arsenic, cadmium, and mercury. The results: virtually every brand tested had detectable arsenic, and the large majority had at least trace detectable lead — but the range between brands was enormous, from non-detect up to several hundred parts per billion of lead in the highest brands.

A peer-reviewed 2025 study in the journal Foods that tested 31 commercially available pink salts found lead ranging from undetectable up to 2.59 mg/kg, with the single highest reading coming from a Peruvian pink salt, not a Himalayan one — a useful reminder that “pink salt” is sold under many names from many regions, not just the Himalayas. Even at that highest measured level, a typical 5-gram daily salt intake would deliver about 13 micrograms of lead per day, which sits right around the FDA’s interim reference level for lead in food (12.5 mcg/day for adults) — worth noting, but not a reason to panic over typical salt use.

The practical takeaway: heavy metal content depends far more on the specific brand and its sourcing region than on whether a salt is labeled “Himalayan,” “sea,” or “table.” If this is a priority for you, look for brands that publish independent third-party lab results rather than assuming any single category of salt is automatically the “clean” one.

A specific note on “ancient sea bed” salt: Brands like Redmond Real Salt market themselves as mined from an ancient, pre-industrial sea bed in Utah, with the implication that this makes them free of modern contamination. That part is true — but “pre-industrial” doesn’t mean “metal-free,” since heavy metals can occur naturally in geological deposits regardless of when they formed. Independent testing on Redmond Real Salt has been inconsistent between labs and testing dates: Lead Safe Mama’s 2024 testing found lead at 290 parts per billion (well above the proposed — though never finalized — 5 ppb Baby Food Safety Act action level), while a separate SimpleLab test from mid-2025 found lead at 132 parts per billion and arsenic at 16 parts per billion, both notably lower. Redmond has publicly maintained that the trace metals present are naturally occurring and bound differently than industrial contaminants, and that typical intake from salt is small relative to other dietary sources. The honest summary: ancient-seabed sourcing protects against modern pollution, but not against the naturally occurring heavy metals that can be present in any geological salt deposit, mined or evaporated — so it’s still worth checking a brand’s current, dated lab results rather than relying on “ancient” or “pre-industrial” marketing language alone.

Salt, Gut Bacteria, and Autoimmune Risk: The Newer Th17 Research

As someone who spends most of my clinical time on gut health, this is the piece of salt research I think gets the least attention. A landmark study published in Nature found that a high-salt diet depletes a specific beneficial gut bacterium, Lactobacillus murinus, in both mice and a small human pilot study. That depletion was tied to an increase in Th17 cells — a type of inflammatory immune cell implicated in autoimmune conditions — and to salt-sensitive increases in blood pressure. In the human portion of that study, twelve healthy men who doubled their daily salt intake for two weeks saw their gut lactobacilli nearly disappear, alongside rising blood pressure and rising Th17 cell counts.

More recent work has built on this. A 2026 review in the European Journal of Immunology lays out how a high-salt diet can disrupt gut microbiota composition, thin the intestinal barrier, and shift macrophage behavior toward a more inflammatory state — all mechanisms that overlap heavily with what I see clinically in people with leaky gut and food sensitivity patterns. A 2025 study specifically linked high-salt-driven gut dysbiosis to worsened inflammatory signaling through the AHR/SGK1/FOXO1 pathway, one of several newer papers connecting excess dietary salt to gut-mediated inflammation beyond just blood pressure.

This doesn’t mean salt is the root cause of autoimmune disease — but it’s a good example of why gut health and sodium intake aren’t separate conversations. If you’re working through a leaky gut protocol or dealing with inflammatory symptoms that population-level advice hasn’t resolved, how much processed, high-sodium food you’re eating is worth a look alongside everything else.

Himalayan Pink Salt and Mined Salts

Many regions of the world have salt mines — the most famous being the Himalayas, with Redmond salt from the Salt Lake area of Utah being another popular mined option in the U.S. Himalayan salt is often considered a top pick for these reasons:

• It naturally contains dozens of trace minerals in addition to sodium and chloride, contributing to its distinctive color and flavor
• It has a unique, often “saltier-tasting” flavor that can lead to using less overall
• It’s free of ocean-sourced microplastics, since it comes from an ancient mine rather than modern seawater
• Trace heavy metal content varies by brand rather than by “mined vs. sea” status — see the ancient-seabed testing data below, since some mined salts (including brands marketed as pre-industrial) have tested higher in lead than expected

The tradeoff: mined salts contain little to no iodine, a nutrient that’s essential for thyroid health and, as the next section covers, increasingly under-consumed in the U.S.

General Tips About Using Salt

When you use salt, it helps to balance your sodium intake by getting more potassium and other minerals from whole foods — vegetables, fruit, legumes, and dairy are all reliable sources.

Many people report real benefits, like improved energy, from switching to natural salts. If you love using them, do so in moderation and within whatever restrictions your healthcare provider has given you.

If you use sea salt or Himalayan salt regularly, make sure you’re still getting iodine from another source — kelp, seaweed, shellfish, or a quality multivitamin with minerals can all help close that gap.

Natural salts also tend to add more distinct flavor than refined table salt, which often means you end up using less total salt overall. Leaning on herbs and spices for extra flavor complexity can help further reduce how much salt you need.

How Much Salt Should I Eat? (Updated 2026 Guidance)

More research is still needed to pin down the truly optimal amount and type of salt for a given person, but here’s where the evidence currently sits. Standard dietary guidelines recommend under 2,300 mg of sodium per day (about a teaspoon of salt), while the newer J-curve research described above suggests the lowest-risk range for most people may actually sit closer to 3,000–5,000 mg per day of sodium (roughly 1.3–2 teaspoons of salt) — not the very bottom of the range.

That guidance also doesn’t account for sodium losses from exercise or hot climates. If your job or workouts produce heavy sweat, you can lose 4,000–10,000 mg of sodium per day beyond your baseline losses — in that case, the standard low-sodium guideline can genuinely work against you. The same goes if you have diarrhea or vomiting, both of which deplete sodium quickly.

If you’re generally healthy, active, and not managing a specific condition like heart failure or kidney disease, a moderate approach — real food, some natural salt, and attention to potassium intake — is better supported by the current evidence than strict, universal sodium restriction.

Iodine in Salt: 2025–2026 Update

Iodine is an essential nutrient for thyroid function, and it also helps protect tissue from certain toxins. Iodine deficiency remains a real and, per newer data, a growing problem in the U.S. — not a solved one. A 2025 review in Nutrition Reviews found that inadequate iodine status affects an estimated 23% to 59% of pregnant women in the U.S., depending on the population studied, based on NHANES data. A separate 2025 analysis tracking NHANES data from 2001–2018 found that 35% of women of reproductive age and 46% of pregnant women had inadequate iodine intake by 2017–2018 — and that trend has been getting worse, not better, over that period.

Low iodine intake is also tied to heart health: low iodine status is a documented risk factor for heart disease. Part of the resurgence comes from people shifting away from iodized table salt toward non-iodized sea salt and Himalayan salt, combined with eating more packaged foods that don’t use iodized salt in their formulation.

One often-missed detail: iodine largely vaporizes during cooking, so even iodized salt loses some of its iodine content once it hits a hot pan. Learn more in this piece on the silent epidemic of iodine deficiency from Life Extension. If you use sea salt or Himalayan salt as your primary salt, it’s worth deliberately building in another iodine source — seaweed, seafood, dairy, or a quality multivitamin.

Can You Get a Salt Deficiency?

Salt can absolutely be a problem in excess, but too little sodium is also a real risk that gets far less attention. Sodium helps to:

• Reduce insulin resistance
• Minimize food-addiction patterns when it’s used on whole, natural foods rather than processed ones
• Keep athletes and physically active people healthy
• Support people in physically demanding jobs
• Aid recovery from heat exposure, including sauna use
• Protect against certain adrenal conditions
• Help manage certain types of low blood pressure

Salt Risks

Certain conditions do call for meaningfully cutting back on added salt, particularly from packaged foods, including:

• Congestive heart failure
• Recovery from open heart surgery
• Kidney failure
• Osteoporosis
• Sleep apnea
• Salt-sensitive hypertension

Sodium Losses from Sweat

Heavy sweating from physical work or exercise can cause significant sodium loss — up to 10–15 grams of salt over a full day of hard labor. Sweat also carries out iodine, potassium, magnesium, and calcium, so a mineral-rich diet (or targeted supplementation) matters more for people who sweat heavily.

A rough rule of thumb from Livestrong: for every quart of fluid you replace after exercise, add back about 1,000 mg of sodium, unless you’ve already overdone it on sodium elsewhere that day.

The same logic applies to sauna use or very hot baths — both cause real sodium loss through sweat. Sauna use itself is linked to meaningful cardiovascular benefits: using a sauna 4–7 days a week for at least 19 minutes has been associated with a 50% lower cardiovascular death risk. The body does acclimate to heavy sweating over time and loses somewhat less sodium as it adapts, but sodium loss during sweating never fully goes away.

Salt and Food Addiction

Having some natural salt in the diet can help reduce carbohydrate cravings, according to some clinicians who specialize in food addiction. As one expert I’ve spoken with in this space puts it, table salt’s dextrose content can be a hidden trigger for people who already struggle with sugar cravings, making unrefined salt the better choice for that population. Worth noting for anyone with a diagnosed sensitivity: dextrose is a corn-derived sugar, so table salt can be an overlooked source of corn exposure. Corn is a common reactive food on MRT/LEAP testing, and it shows up in far more places than people expect — salt included.

• Skip packaged, processed foods where possible
• Reach for Himalayan salt or unrefined sea salt from lower-pollution regions
• Add kelp or seaweed to your diet for iodine
• Eat more fruits and vegetables to help offset sodium’s effects with added potassium
• Follow your doctor’s guidance first if you’ve been told to restrict sodium
• Remember that natural salts often taste “saltier,” so smaller amounts may satisfy cravings just as well

Frequently Asked Questions

The information on this website has not been evaluated by the Food & Drug Administration or any other medical body and is shared for educational purposes only. Consult your doctor or healthcare provider before making changes to your supplement regimen, sodium intake, or lifestyle — especially if you have kidney disease, heart failure, or take medications affecting potassium levels.