- A large (N=94,000) study concluded that sodium intake is associated with cardiovascular disease and strokes only in communities where mean intake is greater than 5 grams (~2.5 teaspoons) per day. WHO's current recommendation of 2 grams (~1 teaspoon) per day or less may be of limited utility. https://www.thelancet.com/journals/lancet/article/piis0140-6736(18)31376-x/fulltext 5 comments science