This is the 3213th most frequent Japanese word.
塩分
Salt content.
In this context, '塩分' refers to the salt content in the soup, emphasizing its amount as a qualitative measure of concern.
このスープは塩分が多いので、気をつけたほうがいい。
This soup has a high salt content, so you should be cautious.
Here, '塩分' is used to denote the salt intake or amount that one consumes, relevant to dietary habits.
健康のために塩分を控える必要があります。
It is necessary to reduce salt intake for health reasons.
In this sentence, '塩分' refers to the salt concentration in a solution, indicating a scientific or precise measurement.