The American Heart Association
Healthy American adults should eat less than 2,300 milligrams of sodium a day. This is about 1 teaspoon of sodium chloride (salt). To illustrate, the following are sources of sodium in the diet.
1/4 teaspoon salt
= 575 mg sodium
1/2 teaspoon salt
= 1,150 mg sodium
3/4 teaspoon salt
= 1,725 mg sodium
1 teaspoon salt
= 2,300 mg sodium
1 teaspoon baking soda
= 1000 mg sodium