Synopsis

Source of validity: Scientific
Rating (out of 5): 4

Salt, specifically the sodium it contains, has a scientifically validated role in muscle function and tone. Sodium is an essential electrolyte in the body and plays a critical part in the generation and transmission of electrical impulses in nerves and muscles. When sodium levels in the body are too low—a condition called hyponatremia—muscle weakness, cramps, and poor muscle tone (hypotonia) can result. Clinical guidelines acknowledge that correcting sodium deficiency with salt or sodium-containing solutions can restore normal muscle function in affected individuals. This is particularly relevant in situations involving significant fluid loss (such as excessive sweating, vomiting, or diarrhea) or in rare disorders affecting sodium balance.

However, routine salt supplementation is not recommended for improving muscle tone in healthy individuals who consume an adequate diet, as excessive salt intake is associated with health risks like hypertension. The evidence is strong for salt’s role in treating muscle tone issues caused by true sodium deficiency, but not for general enhancement of muscle tone. Thus, salt’s use is scientifically validated in specific medical scenarios rather than as a universal remedy for muscle tone.

More about salt
More about Muscle Tone (lack of)

Other ingredients used for Muscle Tone (lack of)

Other health conditions supported by salt

Products containing salt