What is a serving size?
- Understanding serving (portion) sizes along with making good food choices is a part of healthy eating. Sometimes it can be difficult to visualize an ounce and a half of cheese (1 serving size from the Food Guide Pyramid).
- Not knowing how much food you eat may result in eating hundreds of extra calories. This may lead to weight gain.
- Below are some ways that will help you estimate a serving size.
This fact sheet was last updated on 12-19-2005.

The information provided in this website was supported by Grant/Cooperative Agreement Number U59/CCU522742-02 from the Centers for Disease
Control and Prevention (CDC).