Table salt contains iodine, which is another essential nutrient. People with iodine deficiency can develop goiter and a range of other symptoms. Learn about the signs and symptoms of an iodine deficiency here. Although people may perceive sea salt to be better for health, it has the same sodium content as table salt. Some people believe that sea salt has less sodium than table salt, but this is a misconception. https://www.heart.org/en/healthy-living/healthy-eating/eat-smart/sodium/7-salty-sodium-myths-busted-infographic Sea salt comes from evaporating seawater, so it is a natural source of sodium. Table salt comes from mining salt deposits. Manufacturers then process it into a fine crystal that is easy to mix in food. Chefs use sea salt in some recipes because of its coarse and crunchy texture. Some people also prefer the stronger taste of sea salt.

Na, M., et al. (2019). Determination of potassium ferrocyanide in table salt and salted food using a water-soluble fluorescent silicon quantum dots [Abstract].

Since less sea salt can fit in the same volume, people may believe sea salt has less sodium than table salt. For reasons of hygiene and safety, personal grooming products, cosmetics or items of intimate clothing cannot be returned. According to the Dietary Guidelines for Americans, the average amount of sodium in the American diet is about 3,440 mg per day, which is much too high. The American Health Association (AHA) recommend eating less than half of this quantity, or 1,500 mg per day. Unwanted Food or Drink Products - Once supply conditions are broken, there are a number of factors outside of our control that can affect the quality of a product. Therefore perishable goods such as food and drink cannot be returned. The majority of salt people eat does not come from adding salt to their home cooked meals, however. Instead, the AHA state that more than 75% of the sodium in people’s diets comes from processed foods.

However, the risk of low iodine may be higher in Europe and other regions of the world and in people who do not eat dairy, baked goods, or table salt. https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?CFRPart=172&showFR=1&subpartNode=21:3.0.1.1.3.5 A teaspoon of table salt has 2,300 milligrams (mg) of sodium. The crystals of sea salt are larger, so fewer crystals can fit in 1 teaspoon.Sodium is essential for good health, so people should not eliminate it entirely from their diet. The sodium in salt helps to control blood pressure and is necessary for nerve and muscle function. People need to eat salt for normal cell function and to maintain the acid balance of the blood. Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations. We avoid using tertiary references. We link primary sources — including studies, scientific references, and statistics — within each article and also list them in the resources section at the bottom of our articles. You can learn more about how we ensure our content is accurate and current by reading our editorial policy. When people reduce the amount of sodium in their diet, they reduce their risk of developing heart disease and high blood pressure. Countries in the World Health Organization (WHO) have agreed to help reduce the global population’s sodium intake by 30% by 2025. Manufacturers may include additives in table salt to prevent clumping. These additives are called anticaking agents and may include:

As this article stated earlier, although sea salt does not have iodine, it naturally contains magnesium, calcium, potassium, and other nutrients. Booms, S., et al. (2016). Iodine deficiency and hypothyroidism from voluntary diet restrictions in the US: Case reports.