It lists the protein but not the percent daily value, so you noted something interesting about the food label.

这里列出了蛋白质却没写其日摄取百分比，所以你注意到了食品标签里一个有趣的现象。

Daily Value not established.

每日价值不成立的。

Daily Value based on 2,000 calorie diet.

每日价值根据2,000卡路里饮食。

Percent Daily Value is based on a 2000 calorie diet.

百分比每日价值的依据是2000卡热量的食物。

Percent Daily Value are based on a 2,000 calorie diet.

每日价值百分比是根据2,000卡路里饮食。