Salt lake Yuncheng, China dates back to at least 6000 BC
Natural Sea Salt is a dietary mineral composed primarily of sodium chloride that is essential for animal life, but toxic to most land plants.
Human beings have used canning and artificial refrigeration for the preservation of food for approximately the last two hundred years, however, in the millennia before then, salt provided the best-known food preservative, especially for meat.
The harvest of salt from the surface of the salt lake Yuncheng in Shanxi, China dates back to at least 6000 BC, making it one of the oldest verifiable salt works.
Some advocates for sea salt assert that unrefined sea salt is healthier than refined salts. However, completely raw sea salt is bitter because of magnesium and calcium compounds, and thus is rarely eaten. The refined salt industry cites scientific studies saying that raw sea and rock salts do not contain enough iodine salts to prevent iodine deficiency diseases.
Unrefined sea salts are also commonly used as ingredients in bathing additives and cosmetic products. One example are bath salts, which uses sea salt as its main ingredient and combined with other ingredients used for its healing and therapeutic effects.
Sodium is one of the primary electrolytes in the body. All four cationic electrolytes (sodium, potassium, magnesium, and calcium) are available in unrefined salt, as are other vital minerals needed for optimal bodily function. Too much or too little salt in the diet can lead to muscle cramps , dizziness, or even an electrolyte disturbance , which can cause severe, even fatal, neurological problems. Drinking too much water, with insufficient salt intake, puts a person at risk of water intoxication (hypernatremia).Salt is even sometimes used as a health aid, such as in treatment of dysautonomia.
Adding a little sea salt to the bath can stimulate circulation, ease muscle cramps, help relieve stiffness in joints, aid with arthritis or back pain, and soothe achy, overworked legs and feet. Plus sea salt helps cleanse and detoxify the largest organ in the body—your skin
Rock and sea salt is usually referred and sold as Natrum Muriaticum in homeopathy, and purported by followers to be a deep acting and powerful curative when taken over long periods of time.
Dead Sea Salt, the extraordinary chemical composition has made the Dead Sea an ideal spot for people seeking relief from skin and rheumatic disorders, and an equally popular choice for vacationers seeking relaxation. In fact, these soothing miracle-working waters have a reputation that dates back over 2000 years when the Roman historian Flavius noted, “The Dead Sea cannot be praised too highly. Travellers take this salt home because it heals the human body and is therefore used in many medicines.”