However much you eat, in other words, is the portion size. And it may vary depending on your hunger level and what else you’re eating. For example, a standard serving of fruit is 1 cup ...

Protein portions should be the size of your palm ... but eat a smaller portion and bulk out the meal by serving vegetables on ...

Here is how many servings you should be eating according to the U.S. Department of Agriculture (USDA): For most fruits, a serving size is based on one whole fruit, like one peach, for instance ...