Iodine is absolutely an essential mineral, and is required for proper functioning of your body. It is a component of the thyroid hormone triiodothyronine (also known as T3) and its precursor form T4 (thyroxine). This hormone is involved in quite a few processes in the body, and acts on nearly every cell in it.
A deficit of iodine can cause a number of ...
Terminology in Context
It is important to distinguish between technical or scientific usage of terminology and popular usage of terminology in the 'lay' literature.
When physicians, news articles, etc, refer to "salt" in dietary contexts, they are almost always referring to common salt also known as table salt and consisting of sodium chloride, NaCl, ...
There are many benefits associated with Himalayan rock salt.
Looking into the first hit from the still favourite search engine one lands on a journal from an otherwise respectable publisher in the medical sciences and finds:
The Global Proving of Himalayan Crystal Salt:
Themes for Himalayan Rock Salt:
In general, the answer seems to be no, it does not contain a meaningful quantity. Refer first to this answer in Seasoned Advice.
Although not peer reviewed, this article appears to be a credible source and it's the only documented direct test for mercury in sea salts that I've seen. Refer to Table 3 (Hg is mercury).
Recommended Dietary Allowances: 10th Edition
A minimum average requirement for adults can be estimated under
conditions of maximal adaptation and without active sweating...to 115
mg of sodium or approximately 300 mg of sodium chloride per day. In
consideration of the wide variation of patterns of physical activity
and climatic exposure, a safe ...
Salty foods are generally either carby (chips/crisps, fries/chips, popcorn) or proteiny (meat, cheese, nuts.) Most carby snacks have no way to make the salt stick without the fat. Air popped popcorn, for example, the salt just falls off. Ditto microwave or oven crisps. You can reduce the fat and change the fat and that may help. For example oven-baked ...
I think you are onto something. In the past few years, there have been much research that questions or contradicts the supposedly well-established concensus that we should eat less than 2.3 grams of sodium (included in table salt) per day and preferably even less (1.5 grams per day). There are several excellent NYT articles on the subject including Study ...
Humans have been spending hours per day immersed in sea water without harm since before recorded history. Many sportsmen, professional divers, and fishermen still do. Other than the mild drying effects salt water has on the skin, I can find no documentation of harm from exposure to it.
What else might be in the water can only be revealed by laboratory ...
Salt cravings can be a sign of adrenal insufficiency or Bartter syndrome, so you should probably see a doctor and get checked out.
If you have neither of those things, then you need to learn reduce your salt intake. It is not a symptom of high blood pressure or diabetes. (Some of your coworkers have their causes and effects mixed up.) But it can cause ...
The recommended daily intake of salt varies, but Nutrition Australia recommends 1.15-2.00 grams per day.
When you consume more salt than this, your blood pressure increases as a result of the body's compensatory mechanism for controlling the increase in plasma sodium. The body prefers to have higher blood pressure than to have a higher sodium ...
The effect of salt consumption has been assessed in several studies (for a review: Cappuccio FP. Cardiovascular and other effects of salt consumption. Kidney International Supplements. 2013;3(4):312-315. doi:10.1038/kisup.2013.65.) Dietary salt intake has been linked to several diseases, more frequently cardiovascular diseases but also kidney stones and bone ...
Your kidneys will take care of that for you. They regulate the concentration of electrolytes in your blood.
Usually, enough potassium is available in your food (e.g. coffee and bananas are rich in potassium) to prevent a potassium shortage.
Too much medical saline can cause hypernatraemia (too high concentration of sodium) and hypokalaemia (too low ...
Assuming you are healthy, you will likely naturally regulate your sodium intake to appropriate levels. (Sodium is highly regulated by the renin-angiotensin-aldosterone system.) Too low and too high are both possible, and I would not attempt to manipulate sodium intake without without measuring or calculating current intake first.
If you are thirsty, you are ...
Having kidney stones alone entails a recommendation for low-sodium diet:
Reduce sodium: A high-sodium diet can trigger kidney stones because it increases the amount of calcium in your urine. So a low-sodium diet is recommended for the stone prone. Current guidelines suggest limiting total daily sodium intake to 2,300 mg. If sodium has contributed to ...
1) Sodium is an essential nutrient so you need to consume it regularly. The safe minimum sodium intake for individuals who do not sweat excessively is said to be 200 mg sodium (500 mg salt) per day.
Recommended Dietary Allowances: 10th Edition, 1989, minimum intake for salt:
In consideration of the wide variation of patterns of physical
activity and ...
MgCl NaCl, CaCl, Na-Bicarbonate, and KCl can be all found in sea water and therefore in sea salt, which means that this salt appears similar to sea salt, but it is obviously not natural sea salt because the description of this HydraSense salt says:
The pre-measured and ready-to-mix salt packets contain: calcium
chloride, magnesium chloride, potassium ...
Salt that is meant for human consumption refers to sodium chloride. Both table salt and salt tablets contain sodium chloride and not just sodium. They can both contain other naturally present or added minerals.
Table salt usually refers to rock salt, which is obtained from underground mines. It should contain at least 97% of sodium chloride and can also ...
According to Thought.co, table salt is 97-99% sodium chloride:
with common additives being potassium iodide and sodium fluoride, and anti-caking agents:
Fatty acid salts (acid salts)
SODIUM REQUIREMENTS DEPEND ON THE SWEATING RATE
Adequate intake for sodium for moderately active adults can range from 460 to 1,500 mg/day, depending on whom you ask (Nutrition Australia, USDA). You can meet these intakes without adding salt to foods, especially if you eat foods that are already salted, for example, 100 g of bread can contain more than 500 ...
I have been swimming 3 to 5 days a week! About 45 min each sessiob for 5 months. Before that. The skin of my feet was like leather. Now they are so soft that I dont recognize my own feet. So from my experience, livestrong is correct.
In short: Increased sodium intake may or may not result in water retention, but it does result in increased urination.
Let's say you are consuming 5 grams of salt per day during a certain period. Then, one day you increase salt intake to 10 grams per day. This may or may not result in water retention, which will develop fully within few days and become ...
Too much salt in the body is known as hypernatremia, and the symptoms are fairly straightfoward. You get very thirsty.
The major symptom of hypernatremia is thirst. The absence of thirst in
conscious patients with hypernatremia suggests an impaired thirst
mechanism. Patients with difficulty communicating or ambulating may be
unable to express thirst ...
Salt is entirely mineral based, so these are the only micro-nutrients of concern.
I could find a few articles containing a spectral analysis of various salts. Here is one for Himalayan pink salt:
Here is the best comparison I could find, it's mostly just a summary, I couldn't ...