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Concept encyclopediaFoods & Substances

Salt

sodium chloride, sodium

8 passages
2 authors
2007–2020
Most-cited: Ray Peat

Sodium chloride, commonly known as salt, is essential for maintaining proper bodily functions. It plays a crucial role in regulating fluid balance, blood pressure, and electrolyte levels in the body. According to Ray Peat, a 5% sodium chloride solution is effective for promoting healing of damaged corneas and accelerating the healing of wounds and ulcers . This is because sodium chloride helps to maintain oxidative metabolism and prevent excessive water retention and loss of sodium and magnesium.

A diet that is too low in sodium can lead to a range of problems, including increased serotonin levels, which can stimulate aldosterone synthesis and cause cells to take up sodium inappropriately . This can lead to a range of issues, including swelling, tension, pain, fatigue, and aging. In contrast, a diet that includes sufficient sodium can help to maintain proper bodily functions and prevent these problems.

Ray Peat has also noted that a poor reaction to stress, with increased cortisol, can raise the body temperature by accelerating the breakdown and resynthesis of proteins, but adaptive resistance to stress increases the temperature by increasing the consumption of oxygen and fuel . When mice are chilled, they spontaneously prefer slightly salty water, rather than fresh, and it increases their heat production.

The thermogenic substances, including dietary protein, sodium, sucrose, thyroid, and progesterone, are anti-inflammatory for many reasons, but very likely the increased temperature itself is important . Hypertonic saline has been shown to enhance cellular immune function , and oral water intoxication in infants can be prevented by ensuring adequate sodium intake .

In addition, Ray Peat has noted that when there is too little sodium, the albumin molecule itself easily leaves the blood stream along with the water, leading to edema and decreased blood volume . This highlights the importance of maintaining adequate sodium levels in the body to prevent these problems.

Overall, the evidence suggests that sodium chloride is essential for maintaining proper bodily functions and preventing a range of problems, including swelling, tension, pain, fatigue, and aging. A diet that includes sufficient sodium can help to maintain proper bodily functions and prevent these problems.

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