Why YSK: consuming too much sodium can lead to high blood pressure, increasing the risk of heart disease and stroke. In my country (USA), the average daily sodium intake is over 3,300mg, exceeding the recommended maximum of 2,300mg. The World Health Organization (WHO) recommends an even lower maximum of 2,000mg.
Also: with the rising cost of food, being mindful of additives that increase sell weight is important.
NaCl does inhibit botulin bacteria too. Nitrate salts have the neat property of changing the color more into deep red territory, which some people tend to prefer.